Inventor · disambiguated record
Tsutomu Obayashi
Also filed as: OBAYASHI TSUTOMU
8 granted patents·514 citations·filing 1980–1987
91Inventor score
Files withHIRAOKA & CO LTD8
Top patents by PatentIndex Score
8 records- 0193US4749625AAmorphous metal laminate sheetHIRAOKA & CO LTD·Filed 1987·Granted Jun 7, 1988·157 cites·36 claims
- 0292US4312907AWater-impermeable sheet materialHIRAOKA & CO LTD·Filed 1980·Granted Jan 26, 1982·60 cites·20 claims
- 0391US4686135AComposite sheet materialHIRAOKA & CO LTD·Filed 1985·Granted Aug 11, 1987·64 cites·20 claims
- 0491US4410575ALap welding method for textile fabricsHIRAOKA & CO LTD·Filed 1982·Granted Oct 18, 1983·72 cites·10 claims
- 0589US4714650AStainproof, flame-resistant composite sheet materialHIRAOKA & CO LTD·Filed 1986·Granted Dec 22, 1987·84 cites·16 claims
- 0686US4324827AWater-proof, fuse-bonding fabricHIRAOKA & CO LTD·Filed 1980·Granted Apr 13, 1982·34 cites·21 claims
- 0770US4678681AProcess for preparation of water-proof sheetsHIRAOKA & CO LTD·Filed 1985·Granted Jul 7, 1987·22 cites·11 claims
- 0850US4298645ATarpaulins having great tearing strengthHIRAOKA & CO LTD·Filed 1980·Granted Nov 3, 1981·21 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →