Inventor · disambiguated record
Bunei Nagahashi
Also filed as: NAGAHASHI BUNEI
3 granted patents·40 citations·filing 1978–1981
71Inventor score
Technology areasC07D
Files withTOYAMA CHEMICAL CO LTD3
Top patents by PatentIndex Score
3 records- 0192US4317907AProcess for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acidsTOYAMA CHEMICAL CO LTD·Filed 1978·Granted Mar 2, 1982·25 cites·88 claims
- 0276US4312986AProcess for producing 7-(substituted)amino-3-substituted thiomethyl-Δ3 -cephem-4-carboxylic acidsTOYAMA CHEMICAL CO LTD·Filed 1979·Granted Jan 26, 1982·9 cites·23 claims
- 0369US4385178AProcess for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acidsTOYAMA CHEMICAL CO LTD·Filed 1981·Granted May 24, 1983·6 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →