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

Teppei Ishikawa — 3 Patents

TCToho Titanium Co.: 3 patents #40 of 153Top 30%
Chigasaki, JP: #418 of 1,171 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Teppei Ishikawa has been granted 3 US patents while listed as an inventor at Toho Titanium Co.. The first was granted in 2022 and the most recent in February 2024. Teppei Ishikawa ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Teppei Ishikawa in Chigasaki, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11912796 Olefin polymer and method for producing olefin polymer Toshiya Uozumi, Tetsuya Morioka, Keiichi Kurosaki 2024-02-27
11225536 Method for producing solid catalyst component for polymerization of olefin, solid catalyst component for polymerization of olefin, catalyst for polymerization of olefin, method for producing catalyst for polymerization of olefin and method for producing polymer of olefin Toshiya Uozumi 2022-01-18
11219891 Method for manufacturing solid catalyst component for polymerization of olefin, method for manufacturing catalyst for polymerization of olefin, and method for manufacturing polymer of olefin Toshiya Uozumi 2022-01-11