Inventor · disambiguated record
Masao Isobe
Also filed as: ISOBE MASAO
6 granted patents·1 pending application·112 citations·filing 1975–2001
85Inventor score
Top patents by PatentIndex Score
7 records- 0179US4139511AAsphalt compositionsNIPPON OIL CO LTD·Filed 1977·Granted Feb 13, 1979·27 cites·6 claims
- 0277US5328943AAsphalt compositions for pavementNIPPON OIL CO LTD·Filed 1992·Granted Jul 12, 1994·34 cites·7 claims
- 0363US4024671AMutually counterbalancing upper and lower flap doors of wide doorwayDAIWA JIDOSHA KOGYO KABUSHIKI·Filed 1975·Granted May 24, 1977·25 cites·5 claims
- 0448US4248749AStripping-resistant asphalt compositionsNIPPON OIL CO LTD·Filed 1979·Granted Feb 3, 1981·9 cites·1 claims
- 0541US6159254AWax composition for forming candlesNIPPON MITSUBISHI OIL CORP·Filed 1998·Granted Dec 12, 2000·8 cites·4 claims
- 0639US5340869AColorable binder compositionNIPPON OIL CO LTD·Filed 1993·Granted Aug 23, 1994·9 cites·10 claims
- 0735US2001035688A1Motor coil-shorting detecting unitFiled 2001·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →