Inventor · disambiguated record
Toshimasa Hirasawa
Also filed as: HIRASAWA TOSHIMASA
4 granted patents·193 citations·filing 1991–1995
82Inventor score
Top patents by PatentIndex Score
4 records- 0186US6219965B1Plant growth sheet structure, natural turf sheet structure, method of growing turf and method of laying turf sheet structureOTSUKA KAGAKU KK·Filed 1995·Granted Apr 24, 2001·73 cites·34 claims
- 0274US5394659AOpenable and closeable roof constructionKAWAGUCHI MAMORU·Filed 1993·Granted Mar 7, 1995·35 cites·15 claims
- 0371US5257485AOpenable and closeable roof constructionKAWAGUCHI MAMORU·Filed 1991·Granted Nov 2, 1993·43 cites·6 claims
- 0470US5371983ADome shaped roof structureMAMORU KAWAGUCHI AND MAEDA COR·Filed 1993·Granted Dec 13, 1994·42 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →