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

Hiroko ITOH — 4 Patents

LSLaser Systems: 2 patents #2 of 14Top 15%
SCSun Chlorella: 1 patents #3 of 15Top 20%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Nec: 1 patents #7,928 of 14,502Top 55%
Somalomo, CM: #443 of 1,329 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Hiroko ITOH has been granted 4 US patents while listed as an inventor at Laser Systems. The first was granted in 1997 and the most recent in October 2022. Hiroko ITOH ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Hiroko ITOH in Somalomo, CM.

Patents per Year

Patents granted per year, 1997 to 2022Bar chart with a peak of 1 patents in 1997.peak 11997: 1 patents19972016: 1 patents20162021: 1 patents20212022: 1 patents2022

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11469682 Semiconductor device Yasuo Ohno 2022-10-11
11171572 Microwave-rectifying circuit Yasuo Ohno 2021-11-09
9308229 Method of inhibiting angiogenesis Hitoshi Ito, Masaki FUJISHIMA, Yukari ARAKAWA, Fukuyoshi NAKADA 2016-04-12
5663676 Active filter independently controlling cut-off frequency and quality factor 1997-09-02 $22,000