Inventor · disambiguated record
Masaru Ishizuka
Also filed as: ISHIZUKA MASARU
4 granted patents·198 citations·filing 1989–1999
80Inventor score
Top patents by PatentIndex Score
4 records- 0190US5198889ACooling apparatusTOSHIBA KK·Filed 1991·Granted Mar 30, 1993·145 cites·15 claims
- 0256US5006921APower semiconductor switching apparatus with heat sinksTOSHIBA KK·Filed 1989·Granted Apr 9, 1991·25 cites·77 claims
- 0345US5208843ARotary X-ray tube and method of manufacturing connecting rod consisting of pulverized sintered materialTOSHIBA KK·Filed 1991·Granted May 4, 1993·11 cites·26 claims
- 0437US6735204B1ATM cell multiplexing apparatus and ATM cell multiplexing methodOKI ELECTRIC IND CO LTD·Filed 1999·Granted May 11, 2004·17 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →