Inventor · disambiguated record
Hiroo Sugai
Also filed as: SUGAI HIROO
5 granted patents·158 citations·filing 1985–1995
83Inventor score
Top patents by PatentIndex Score
5 records- 0189US4692023AOptical adapter for a light-wave rangefinderTOKYO OPTICAL·Filed 1986·Granted Sep 8, 1987·76 cites·28 claims
- 0270US5638220ADevice for producing ring-shaped laser spotTOPCON CORP·Filed 1995·Granted Jun 10, 1997·38 cites·3 claims
- 0355US5513001ATilt angle automatic compensator in all directionsTOPCON CORP·Filed 1993·Granted Apr 30, 1996·18 cites·13 claims
- 0454US4666299AInclination measuring apparatus having a prism with associated liquid containerTOKYO OPTICAL·Filed 1985·Granted May 19, 1987·15 cites·4 claims
- 0543US5847824AAutomatic angle compensatorTOPCON CORP·Filed 1995·Granted Dec 8, 1998·11 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →