Inventor · disambiguated record
Norio Shirakawa
Also filed as: SHIRAKAWA NORIO · TOGASHI KUNIHIKO
3 granted patents·30 citations·filing 1978–1982
69Inventor score
Files withCHUGAI PHARMACEUTICAL CO LTD3
Top patents by PatentIndex Score
3 records- 0184US4435202APlant growth regulatorCHUGAI PHARMACEUTICAL CO LTD·Filed 1982·Granted Mar 6, 1984·18 cites·6 claims
- 0266US4377407AIsonicotinanilide derivatives, plant growth regulating compositions and useCHUGAI PHARMACEUTICAL CO LTD·Filed 1981·Granted Mar 22, 1983·6 cites·9 claims
- 0364US4210440AUrea derivatives, process for preparing the same and herbicidal composition containing the sameCHUGAI PHARMACEUTICAL CO LTD·Filed 1978·Granted Jul 1, 1980·6 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →