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

Takeyoshi Iguchi — 8 Patents

KOKonica: 4 patents #638 of 1,958Top 35%
KCKonishiroku Photo Ind. Co.: 2 patents #1 of 38Top 3%
KMKonica Minolta: 1 patents #1,862 of 2,718Top 70%
KCKonishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
Tokyo, JP: #18,804 of 90,295 inventorsTop 25%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Takeyoshi Iguchi has been granted 8 US patents while listed as an inventor at Konica. The first was granted in 1985 and the most recent in October 2008. Takeyoshi Iguchi ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Takeyoshi Iguchi in Tokyo, JP.

Patents per Year

Patents granted per year, 1985 to 2008Bar chart with a peak of 2 patents in 1986.peak 21985: 1 patents19851986: 2 patents19861992: 2 patents19921996: 1 patents19962002: 1 patents20022008: 1 patents2008

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7440621 Attractive facial image determining system Toru Sugahara, Tsugutake Sadoyama, Masayoshi Kamijo, Yoshio Shimizu 2008-10-21
6473153 Photographic image print guide and print producing method Moeko Hagiwara 2002-10-29
5548417 Facsimile apparatus including a supporting frame member and image holding member and image holding member formed as a detachable unit Takashi Sekimoto, Yoichi Endo, Hirohiko Yamazaki, Masahiko Yamazaki, Yutaka Ohtani +4 more 1996-08-20
D331590 Camera Hiroshi Horiuchi 1992-12-08
D331591 Camera Hiroshi Horiuchi 1992-12-08
D283427 Camera 1986-04-15
D283428 Camera 1986-04-15
4545661 Folding camera with movable member mounting an objective lens and reflex mirror Takehiko Hamaguchi, Kiyoaki Hazama, Kenichi Iwaida 1985-10-08