Inventor · disambiguated record
Tadao Koga
Also filed as: KOGA TADAO
3 granted patents·80 citations·filing 1976–1985
74Inventor score
Top patents by PatentIndex Score
3 records- 0182US4694131AInduction heating method and apparatus for relieving residual stress in welded joint between main and branch pipesDAIICHI KOSHUHA KOGYO KK·Filed 1985·Granted Sep 15, 1987·25 cites·1 claims
- 0282US4687894AInduction heating method and apparatus for relieving residual stress in welded joints in pipe lineDAIICHI KOSHUHA KOGYO KK·Filed 1985·Granted Aug 18, 1987·26 cites·3 claims
- 0359US4045051AFoldable wheel chairYAESU REHABILI CO LTD·Filed 1976·Granted Aug 30, 1977·29 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →