Inventor · disambiguated record
Hirotoshi Sawada
Also filed as: SAWADA HIROTOSHI
5 granted patents·22 citations·filing 1997–2001
74Inventor score
Top patents by PatentIndex Score
5 records- 0162US6156906AProcess for the preparation of 5,5'-bi-1H-tetrazole saltJAPAN HYDRAZINE CO INC·Filed 1999·Granted Dec 5, 2000·12 cites·12 claims
- 0257US6040453AMethod for preparing 5,5'-bi-1H-tetrazole saltJAPAN HYDRAZINE CO INC·Filed 1999·Granted Mar 21, 2000·8 cites·4 claims
- 0338US6194577B1Process for producing alicyclic hydrazine derivatives, tetra-hydropyridazine and hexahydropyridazineJAPAN HYDRAZINE CO LTD·Filed 1999·Granted Feb 27, 2001·1 cites·8 claims
- 0437US5977360AProcess for producing cyclic hydrazine derivatives, tetra-hydropyridazine and hexahydropyridazineJAPAN HYDRAZINE CO LTD·Filed 1997·Granted Nov 2, 1999·1 cites·10 claims
- 0526US7122676B2Process for the preparation of 5,5′-bi-1H-tetrazolediammonium salts using hydrazine hydrate and dicyan as starting materialsMASUDA CHEMICAL IND CO LTD·Filed 2001·Granted Oct 17, 2006·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →