Inventor · disambiguated record
Susumu Shigemasa
Also filed as: SHIGEMASA SUSUMU
2 granted patents·11 citations·filing 1998–2000
55Inventor score
Files withTOYO KOHAN CO LTD2
Top patents by PatentIndex Score
2 records- 0154US6641682B1Method for manufacturing an aperture grill material for color picture tubeTOYO KOHAN CO LTD·Filed 2000·Granted Nov 4, 2003·3 cites·4 claims
- 0249US6306229B1Method for production of invar alloy steel sheet material for shadow maskTOYO KOHAN CO LTD·Filed 1998·Granted Oct 23, 2001·8 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →