Cite-weighted patents

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August undefined, 2024

WebJul 13, 2024 · Hall et al. developed measures of generality for each patent, measuring the breadth of subsequent technology space citing it, and originality, measured as the breadth of cited technologies in the patent’s bibliography, so we have weighted patent counts by these alternative measures as well. Generality is measured as: Webpatent counts and citation-weighted patent counts.1 The intuition is thus: ceteris paribus, elds with greater innovative activity will have more value to protect and will do so by …

Patent Data as Indicators

WebAug 5, 2012 · The positive effect of citation weighted patents on returns is possibly because patents are seen as being closer to the final innovative output (a potential new drug) making the financial markets less impatient with results. Firms with higher innovation activity are thus not expected to display higher returns, unless they are also … WebThe study is unique in that the authors not only present evidence on spatial knowledge flows by geo-coding the exact longitude and latitude location coordinates of citing and cited patens, but more importantly, the authors also identify geographic drivers of innovation, and examine their impacts on citation-weighted patent counts and knowledge ... churchill manor townhomes

The Causal Effects of R&D Grants: Evidence from a Regression

WebJun 20, 2024 · The variable PAT CIT is the citation-weighted patent stock and is calculated as the sum of patent stock (PAT) and the stock of forward patent citations (CIT). Footnote 5. We also add the stock of self-citations (SELF CIT) to control for the cumulativeness of firms’ innovation activities, in line with Hall et al. . Self-citations … WebJun 4, 2024 · An advantage of the weighted patent family size measure is that it is based on ex-ante information and is easy to construct for purposes of evaluating patent value. … WebOct 27, 1998 · fied their patents, with the number of observations per group recorded in parentheses. In every value group, the average citation frequency for full-term German counterpart patents exceeds the weighted universe average of 6.83. Within our full-term sample, two broad groupings appear. The most profitable patents-those valued at $20 … devon brown

Citation Frequency and the Value of Patented Inventions

A Penny for Your Quotes: Patent Citations and the …

WebA caveat in using the citation-weighted patent stock measure of innovation is that some firms may patent defensively (Entezarkheir, 2024; Hall et al., 2005;Ziedonis, 2004;Hall and Ziedonis, 2001 ... Webexpenditures and patent counts as measures of technological activity (e.g., Griliches 1981; Hall 1993). More sophisticated indicators of technological assets such as citation-weighted patents have also been experimented with in the literature to account for the great dispersion in the value devon bruce power rogers smithWebcal inventor’s career. Using administrative tax and patent data for the population of US patent inventors from 1996 to 2012, we find that an inventor’s premature death causes a large and long-last-ing decline in their co-inventor’s earnings and citation-weighted patents (−4 percent and −15 percent after 8 years, respectively). devon b thurnscoe

"Webtake the average value of citation-weighted patents of ﬁrms within each industry (SIC code) in each year. We do not observe a sufﬁcient number of ﬁrms in all industries in all years, so our resulting industry level panel is also unbalanced with 354 industry-year observations. Some descriptive statistics are pro- " - Cite-weighted patents

Cite-weighted patents

A Penny for Your Quotes: Patent Citations and the …

WebJul 22, 2024 · They increase investment, notably in intangibles, and innovation outcomes as measured by cite-weighted patents; they trigger faster growth in assets, employment and revenues; they lead to higher likelihood of receiving follow-on equity financing and lower failure chances. These effects tend to be larger for firms that are smaller and younger ... WebOct 27, 1998 · to all U.S. patents issued to U.S. corporations, weighted by issue year counts of patents in our sample, was 6.83. (Citation rates to patents held by …

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WebAug 27, 2016 · However, we use citation-weighted patents per year as the dependent variable in both parts of the hurdle model, as the differences in the results for citations versus patents per year are small. Also, one could consider a different aggregation period for the patents/citations but certainly the technological challenges for new first … Web(measured by cite-weighted patents). To explore the mechanism through which this link arises, we build a model that nests the lazy-manager hypothesis with career-concerns, where institutional owners increase managerial incentives to innovate by reducing the career risk of risky projects. The data supports the career concerns model.

WebMar 2, 2024 · By construction, if a firm files no patent in a given year, both the market-based patent value ${SM}_{k,t}$ and citation-weighted patent counts ${CW}_{k,t}$ equal zero. Figure 1 describes the dynamics of patenting activities among US firms over the sample period 1986 through 2024. Panel A illustrates the number of manufacturing firms and ... WebDec 1, 2013 · I control for the possible endogeneity of competition by using a trade-weighted average of industry exchange rates as an instrument. I find a mildly negative relationship between competition (as measured by the inverse of markups) and innovation (as measured by citation-weighted patents).

Webour analyses to explain changes in the number of citation-weighted patent les, we nd little evidence for signi cant e ects of pool announcement or creation. These ndings suggest that while patent pools increase the incentives to le additional patents, they do not seem to provide as signi cant impulses for signi cant technological innovation.

WebDon't let plagiarism errors spoil your paper. Scan your paper for plagiarism mistakes. Get help for 7,000+ citation styles including APA 6. Check for 400+ advanced grammar …

WebMay 18, 2015 · First, if pharmaceutical firms are more likely to cite the patents of other firms and other innovators that are nearby, as opposed to firms and other innovators that are … churchill manufacturingWebJun 25, 2024 · Footnote 4 Therefore, the citation-weighted patent variable takes into account not only the output of the innovative activity but also the quality of the innovation via its citations in our measure for innovation. The variable ${ logCitationPatent}_{it-1}$, is the one period lagged logarithm of the citation-weighted patent stock of firm i in ... churchill mantel clocksWebJan 26, 2024 · To cite a patent, follow the MLA format template. List the owner of the patent in the “Author” slot, the title of the patent or a description in the “Title of source” … devon broughton ncWebFeb 1, 2024 · Unless otherwise specified, the citation-weighted patent count is the truncation-adjusted number of citations that a patent has received from subsequent patents. 11. Since our main analyses use OLS regressions with firm fixed effects, the industry dummies are absorbed. The industry dummies are included when we are not … churchill maracayWebI'm interested in citation-weighted patent data for the US. There seem to be a lot of different weighing schemes and construction procedures, so just to get started I wonder … devon bruce attorneyWebcited are referenced in patents issued within the same narrowly defined field of innovation as the cited patents ("within citation"). The very existence of those later patents attests to … churchill manufactured homesWebSep 1, 2012 · The fact that citation weighted patents have a stronger effect on volatility than simple patent counts, suggests that the market is able to, at least partially, filter … churchill marine observatory cmo