Inventor · disambiguated record
Tsutomu Koyama
Also filed as: KOYAMA TSUTOMU
3 granted patents·76 citations·filing 1977–2000
75Inventor score
Files withASAHI GLASS CO LTD3
Top patents by PatentIndex Score
3 records- 0191US6311523B1Process for forming a glass sheetASAHI GLASS CO LTD·Filed 2000·Granted Nov 6, 2001·23 cites·13 claims
- 0285US6101845AProcess for forming a glass sheetASAHI GLASS CO LTD·Filed 1997·Granted Aug 15, 2000·33 cites·15 claims
- 0349US4225379AMethod of laminating plastic film and shaped metal substratesASAHI GLASS CO LTD·Filed 1977·Granted Sep 30, 1980·20 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →