Inventor · disambiguated record
Toshiyasu Kawai
Also filed as: KAWAI TOSHIYASU
9 granted patents·1 pending application·118 citations·filing 1994–2008
89Inventor score
Top patents by PatentIndex Score
10 records- 0179US7479412B2Adhesive film for semiconductor, lead frame and semiconductor device using the same, and method of producing semiconductor deviceHITACHI CHEMICAL CO LTD·Filed 2008·Granted Jan 20, 2009·6 cites·13 claims
- 0279US7378722B2Adhesive film for semiconductor, lead frame and semiconductor device using the same, and method of producing semiconductor deviceHITACHI CHEMICAL CO LTD·Filed 2006·Granted May 27, 2008·6 cites·25 claims
- 0371US6700185B1Adhesive film for semiconductor, lead frame and semiconductor device using the same, and method for manufacturing semiconductor deviceHITACHI CHEMICAL CO LTD·Filed 1999·Granted Mar 2, 2004·28 cites·20 claims
- 0471US6462148B1Adhesive film of quinoline polymer and bismaleimideHITACHI CHEMICAL CO LTD·Filed 1998·Granted Oct 8, 2002·23 cites·15 claims
- 0567US7843045B2Thermoplastic resin composition for semiconductor, adhesion film, lead frame, and semiconductor device using the same, and method of producing semiconductor deviceHITACHI CHEMICAL CO LTD·Filed 2006·Granted Nov 30, 2010·5 cites·20 claims
- 0666US7449367B2Adhesive film for semiconductor, metal sheet with such adhesive film, wiring substrate with adhesive film, semiconductor device, and method for manufacturing semiconductor deviceHITACHI CHEMICAL CO LTD·Filed 2004·Granted Nov 11, 2008·9 cites·26 claims
- 0766US7057266B2Adhesive film for semiconductor, lead frame and semiconductor device using the same, and method of producing semiconductor deviceHITACHI CHEMICAL CO LTD·Filed 2003·Granted Jun 6, 2006·9 cites·20 claims
- 0860US5583191APlastic lensHITACHI CHEMICAL CO LTD·Filed 1995·Granted Dec 10, 1996·21 cites·10 claims
- 0953US2009053498A1Adhesive film for semiconductor use, metal sheet laminated with adhesive film, wiring circuit laminated with adhesive film, and semiconductor device using same, and method for producing semiconductor deviceMATSUURA HIDEKAZU·Filed 2008·Application pending·0 cites
- 1047US5663264ATransparent resin and plastic lensHITACHI CHEMICAL CO LTD·Filed 1994·Granted Sep 2, 1997·11 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Toshiyasu Kawai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →