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USPTO Patent Rankings Data through Dec 31, 2025
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Yaffa Tomkiewicz — 6 Patents

IBM: 6 patents #16,491 of 70,183Top 25%
Katonah, NY: #53 of 193 inventorsTop 30%
New York: #23,374 of 115,490 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Yaffa Tomkiewicz has been granted 6 US patents while listed as an inventor at IBM. The first was granted in 1982 and the most recent in September 1987. Yaffa Tomkiewicz ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Yaffa Tomkiewicz in Katonah, NY, US.

Patents per Year

Patents granted per year, 1982 to 1987Bar chart with a peak of 3 patents in 1982.peak 31982: 3 patents19821986: 1 patents19861987: 2 patents1987

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4690836 Process for the production of void-free prepreg sheets Thomas Carl Clarke, Neng-Hsing Lu, Ho-Ming Tong 1987-09-01 $39,226,000
4684437 Selective metal etching in metal/polymer structures John J. Donelon, Thomas A. Wassick, James T. Yeh 1987-08-04 $27,720,000
4622095 Laser stimulated halogen gas etching of metal substrates Warren D. Grobman, Fahfu Ho, Jerry E. Hurst, Jr., John J. Ritsko 1986-11-11 $26,455,000
4338392 Class of E-beam resists based on conducting organic charge transfer salts Edward M. Engler, John D. Kuptsis, Robert G. Schad 1982-07-06 $25,464,000
4312935 Class of E-beam resists based on conducting organic charge transfer salts Edward M. Engler, John D. Kuptsis, Robert G. Schad 1982-01-26 $10,360,000
4312936 Class of E-beam resists based on conducting organic charge transfer salts Edward M. Engler, John D. Kuptsis, Robert G. Schad 1982-01-26 $10,360,000