Inventor · disambiguated record
Hiroki Tokunaga
Also filed as: TOKUNAGA HIROKI
4 granted patents·1 pending application·40 citations·filing 1991–2024
76Inventor score
Top patents by PatentIndex Score
5 records- 0173US6491758B1CVD apparatus equipped with moisture monitoringMITSUBISHI MATERIAL SILICON·Filed 2000·Granted Dec 10, 2002·11 cites·9 claims
- 0255US6887721B2Method of purging CVD apparatus and method for judging maintenance of times of semiconductor production apparatusesTAIYO NIPPON SANSO CORP·Filed 2001·Granted May 3, 2005·2 cites·6 claims
- 0353US5246893ACeramic sintered body and process for preparation thereofKYOCERA CORP·Filed 1991·Granted Sep 21, 1993·13 cites·12 claims
- 0453US2025108989A1Sheet feeding apparatus and image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 0545US5520716AAl2 O3 -TiC sintered product and substrate for magnetic headsKYOCERA CORP·Filed 1995·Granted May 28, 1996·14 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →