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USPTO Patent Rankings Data through Dec 31, 2025
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Ryutaro Ohashi — 5 Patents

DIDaikin Industries: 5 patents #682 of 2,957Top 25%
Sakai, JP: #970 of 2,905 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Ryutaro Ohashi has been granted 5 US patents while listed as an inventor at Daikin Industries. The first was granted in 1986 and the most recent in June 1995. Ryutaro Ohashi ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Ryutaro Ohashi in Sakai, JP.

Patents per Year

Patents granted per year, 1986 to 1995Bar chart with a peak of 1 patents in 1986.peak 11986: 1 patents19861987: 1 patents19871992: 1 patents19921994: 1 patents19941995: 1 patents1995

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5427127 Method and apparatus for washing dishes, sticking inhibitor and rinsing assistant Munehiro Nogi, Koichiro Miyazaki, Seiji Takubo, Yoshio Amimoto 1995-06-27
5329948 Method for washing dishes with sticking inhibitor Munehiro Nogi, Koichiro Miyazaki, Seiji Takubo, Yoshio Amimoto 1994-07-19
5097672 Spot air-conditioner Naofumi Takenaka, Masashi Sagara, Ken Takigawa 1992-03-24
4641671 Automatic dishwasher Munehiro Nogi, Koichiro Miyazaki, Takashi Tanaka, Koichiro Tamakoshi, Yoshiziro Tamano +2 more 1987-02-10
4589261 Ice making machine and method of manufacture thereof Hisashi Hasegawa, Masao Miyoshi, Hajime Iida, Toshiyuki Mase, Takashi Tanaka +2 more 1986-05-20