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

Kengo Umeda — 44 Patents

Canon: 38 patents #1,219 of 19,416Top 7%
RERenesas Electronics: 3 patents #1,322 of 4,529Top 30%
Sony: 3 patents #10,793 of 25,231Top 45%
Yokohama, JP: #1,690 of 49,234 inventorsTop 4%
Overall (All Time): #66,838 of 4,157,543Top 2%
44 Patents All Time
Kengo Umeda has been granted 44 US patents while listed as an inventor at Canon. The first was granted in 2006 and the most recent in October 2025. Kengo Umeda ranks #66,838 of 4,157,543 US inventors in our database (top 1.6%). Patent records list Kengo Umeda in Yokohama, JP.

Patents per Year

Patents granted per year, 2006 to 2025Bar chart with a peak of 7 patents in 2019.peak 72006: 1 patents20062009: 2 patents2010: 1 patents20102011: 1 patents2012: 2 patents20122013: 4 patents2014: 3 patents20142015: 3 patents2016: 2 patents20162017: 2 patents2018: 4 patents20182019: 7 patents2020: 7 patents20202021: 1 patents2024: 1 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12452561 Image capturing apparatus and electronic device Haruhisa Naganokawa 2025-10-21
12348682 Image capturing device and electronic apparatus Takashi Moue, Yosuke Ueno, Tomonori Yamashita, Youhei Oosako 2025-07-01
12219277 Solid-state imaging device with offset current generation Youhei Oosako 2025-02-04
11938723 Print element substrate, print head, and printing apparatus Yosuke Miura 2024-03-26
10987922 Printing apparatus and printhead substrate Ryo Kasai, Takamitsu Tokuda 2021-04-27 $51,000
10850505 Printhead and printing apparatus Ryo Kasai 2020-12-01 $28,000
10814623 Element substrate and liquid ejection head Ryo Kasai, Nobuyuki Hirayama, Masataka Sakurai, Hidenori Yamato, Makoto Takagi +4 more 2020-10-27 $64,000
10668719 Recording element substrate, liquid ejection head, and liquid ejection apparatus Masataka Sakurai, Nobuyuki Hirayama, Ryo Kasai, Hidenori Yamato, Masanobu Ohmura +1 more 2020-06-02 $25,000
10603912 Element board, liquid ejection head, and printing apparatus Yosuke Miura, Takaaki Yamaguchi 2020-03-31 $26,000
10596815 Liquid ejection head and inkjet printing apparatus Shingo Okushima, Satoshi Oikawa, Satoshi Kimura, Tatsurou Mori, Masataka Sakurai 2020-03-24 $25,000
10589520 Liquid ejection head and liquid ejection apparatus Satoshi Oikawa, Shingo Okushima, Satoshi Kimura 2020-03-17 $32,000
10532565 Print element substrate, printhead, and printing apparatus Yohei Osuki, Masataka Sakurai, Ryo Kasai, Hidenori Yamato 2020-01-14 $21,000
10471713 Inkjet print head and inkjet printing apparatus Satoshi Oikawa, Tatsurou Mori, Shingo Okushima, Satoshi Kimura 2019-11-12 $16,000
10434772 Printhead and printing apparatus Satoshi Kimura, Shingo Okushima, Satoshi Oikawa 2019-10-08 $22,000
10427400 Printhead and printing apparatus Hidenori Yamato, Hideo Kanno, Masataka Sakurai, Ryo Kasai 2019-10-01 $23,000
10406808 Printing apparatus and printhead substrate Ryo Kasai, Takamitsu Tokuda 2019-09-10 $22,000
10391788 Element substrate, printhead, and printing apparatus Ryo Kasai 2019-08-27 $17,000
10350884 Liquid ejecting head and inkjet printing apparatus Shingo Okushima, Satoshi Oikawa, Satoshi Kimura, Tatsurou Mori, Masataka Sakurai 2019-07-16 $17,000
10315415 Printhead and printing apparatus Ryo Kasai 2019-06-11 $24,000
10150290 Print element substrate and printing device Ryo Kasai, Takatsuna Aoki, Makoto Takagi 2018-12-11 $39,000
10118385 Printing element substrate, printhead, and printing apparatus 2018-11-06 $22,000
10105949 Recording element substrate, liquid ejection head, and liquid ejection apparatus Masataka Sakurai, Nobuyuki Hirayama, Ryo Kasai, Hidenori Yamato, Masanobu Ohmura +1 more 2018-10-23 $23,000
10035346 Element substrate and liquid ejection head Ryo Kasai, Nobuyuki Hirayama, Masataka Sakurai, Hidenori Yamato, Makoto Takagi +4 more 2018-07-31 $46,000
9724919 Printing element substrate, printhead, and printhead manufacturing method Nobuyuki Hirayama, Ryo Kasai 2017-08-08 $58,000
9688067 Element substrate, printhead, and printing apparatus Nobuyuki Hirayama 2017-06-27 $34,000