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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert D. Steinmeyer — 7 Patents

Dow Corning: 7 patents #237 of 1,768Top 15%
Carrollton, KY: #4 of 17 inventorsTop 25%
Kentucky: #1,656 of 11,577 inventorsTop 15%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Robert D. Steinmeyer has been granted 7 US patents while listed as an inventor at Dow Corning. The first was granted in 1986 and the most recent in June 1994. Robert D. Steinmeyer ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Robert D. Steinmeyer in Carrollton, KY, US.

Patents per Year

Patents granted per year, 1986 to 1994Bar chart with a peak of 3 patents in 1994.peak 31986: 1 patents19861988: 2 patents19881990: 1 patents19901994: 3 patents1994

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5321147 Conversion of direct process high-boiling component to chlorosilane monomers in the presence of chlorine Kirk M. Chadwick, Ajay K. Dhaul, Roland L. Halm, Richard Johnson 1994-06-14 $4,193,000
5310685 Apparatus for delivering a calibration standard Harry I. Husby 1994-05-10 $5,051,000
5276173 Method for removal for ionic chloride from hydroxyl-terminated siloxanes Ollie W. Marko 1994-01-04 $6,234,000
4956486 Removal of organic chloride from phenylchlorosilanes Ollie W. Marko 1990-09-11 $3,881,000
4774347 Removal of chlorinated hydrocarbons from alkylsilanes Ollie W. Marko 1988-09-27 $4,472,000
4740607 Removal of olefins from organohalosilanes Gary N. Bokerman, Ollie W. Marko 1988-04-26 $9,948,000
4578494 Preparation of polysiloxanes from halosilanes Ollie W. Marko, Stefan F. Rentsch 1986-03-25 $5,405,000