Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MO

Mamoru Omori — 6 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
SCSumitomo Coal Mining Co.: 1 patents #5 of 13Top 40%
Rifu, JP: #508 of 2,101 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Mamoru Omori has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1985 and the most recent in July 2003. Mamoru Omori ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Mamoru Omori in Rifu, JP.

Patents per Year

Patents granted per year, 1985 to 2003Bar chart with a peak of 2 patents in 1986.peak 21985: 1 patents19851986: 2 patents19861995: 2 patents19952003: 1 patents2003

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6592798 Method for preparing eutectic ceramics Toshio Hirai, Masao Tokita 2003-07-15
5439853 Mixed oxide composite ceramics and method of producing the same Toshio Hirai 1995-08-08
5384293 Rare earth oxide-alumina-silica sintered body and method of producing the same Toshio Hirai 1995-01-24
4569921 Sintered silicon carbide molding and process for production thereof Keigo Ohira 1986-02-11
4564490 Method of preparing sintered shapes of silicon carbide Humihiko Takei 1986-01-14
4502983 Composite silicon carbide sintered shapes and its manufacture Humihiko Takei 1985-03-05