Subhash B. Kulkarni — 15 Patents at IBM

Subhash B. Kulkarni has been granted 15 US patents while listed as an inventor at IBM. The first was granted in 1985 and the most recent in December 2025. Subhash B. Kulkarni ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Subhash B. Kulkarni in Peekskill, NY, US.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12486424	Stretchable multilayer films	Thomas Joseph Pecorini, JAMIE SUE DZICZKOWSKI, John E. Boisseau, BABATUNDE SAMUEL OLAIYA	2025-12-02
7144769	Method to achieve increased trench depth, independent of CD as defined by lithography	Kevin K. Chan, Gangadhara S. Mathad, Rajiv Ranade	2006-12-05	$6,328,000
6821864	Method to achieve increased trench depth, independent of CD as defined by lithography	Kevin K. Chan, Gangadhara S. Mathad, Rajiv Ranade	2004-11-23	$4,043,000
6809005	Method to fill deep trench structures with void-free polysilicon or silicon	Rajiv Ranade, Gangadhara S. Mathad, Kevin K. Chan	2004-10-26
6563173	Silicon-on-insulator chip having an isolation barrier for reliability	Ronald J. Bolam, Dominic J. Schepis	2003-05-13	$15,835,000
6492684	Silicon-on-insulator chip having an isolation barrier for reliability	Ronald J. Bolam, Dominic J. Schepis	2002-12-10	$14,124,000
6281095	Process of manufacturing silicon-on-insulator chip having an isolation barrier for reliability	Ronald J. Bolam, Dominic J. Schepis	2001-08-28	$18,210,000
6133610	Silicon-on-insulator chip having an isolation barrier for reliability and process of manufacture	Ronald J. Bolam, Dominic J. Schepis	2000-10-17	$30,556,000
6022766	Semiconductor structure incorporating thin film transistors, and methods for its manufacture	Bomy Chen, Jerome B. Lasky, Randy W. Mann, Edward J. Nowak, Werner Rausch +1 more	2000-02-08	$33,742,000
5757050	Field effect transistor having contact layer of transistor gate electrode material	Eric Adler, Randy W. Mann, Werner Rausch, Luigi Ternullo, Jr.	1998-05-26	$6,589,000
5744384	Semiconductor structures which incorporate thin film transistors	Eric Adler, Randy W. Mann, Werner Rausch, Luigi Ternullo, Jr.	1998-04-28	$8,659,000
5675185	Semiconductor structure incorporating thin film transistors with undoped cap oxide layers	Bomy Chen, Jerome B. Lasky, Randy W. Mann, Edward J. Nowak, Werner Rausch +1 more	1997-10-07	$17,376,000
5670812	Field effect transistor having contact layer of transistor gate electrode material	Eric Adler, Randy W. Mann, Werner Rausch, Luigi Ternullo, Jr.	1997-09-23	$16,549,000
5562770	Semiconductor manufacturing process for low dislocation defects	Bomy Chen, Terence B. Hook	1996-10-08	$9,670,000
4504330	Optimum reduced pressure epitaxial growth process to prevent autodoping	Arun K. Gaind, Michael R. Poponiak	1985-03-12	$12,005,000

Subhash B. Kulkarni — 15 Patents

Issued Patents All Time

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