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USPTO Patent Rankings Data through Dec 31, 2025
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Takayuki Kawakami — 50 Patents

SESeiko Epson: 18 patents #1,027 of 7,774Top 15%
PEPascal Engineering: 18 patents #1 of 18Top 6%
Canon: 8 patents #7,309 of 19,416Top 40%
Toyota: 3 patents #8,470 of 26,838Top 35%
PHPascal Holdings: 2 patents #4 of 16Top 25%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
ACAisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
Kasai, JP: #79 of 5,842 inventorsTop 2%
Overall (All Time): #53,743 of 4,157,543Top 2%
50 Patents All Time
Takayuki Kawakami has been granted 50 US patents while listed as an inventor at Pascal Engineering. The first was granted in 1990 and the most recent in May 2020. Takayuki Kawakami ranks #53,743 of 4,157,543 US inventors in our database (top 1.3%). Patent records list Takayuki Kawakami in Kasai, JP.

Patents per Year

Patents granted per year, 1990 to 2020Bar chart with a peak of 6 patents in 2013.peak 61990: 2 patents19901999: 1 patents2000: 1 patents2001: 1 patents20012002: 1 patents2003: 1 patents2004: 1 patents20042005: 2 patents2006: 2 patents2007: 3 patents20072008: 1 patents2009: 1 patents2011: 1 patents20112012: 5 patents2013: 6 patents2014: 4 patents20142015: 5 patents2016: 3 patents2017: 2 patents20172018: 3 patents2019: 2 patents2020: 2 patents2020

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10639901 Maintenance method of liquid ejecting apparatus Toshihiro Shinbara, Kazuhiko Hara, Kazuyuki Fujioka, Takeshi Yoshida, Hironori Sato 2020-05-05
10562309 Liquid ejecting apparatus and maintenance method of liquid ejecting apparatus Toshihiro Shinbara, Kazuhiko Hara, Kazuyuki Fujioka, Takeshi Yoshida, Hironori Sato 2020-02-18
10449770 Liquid droplet ejecting apparatus, remote monitoring system, and method of determining replacement necessity of liquid droplet ejecting head Shinsuke Yokote, Toshihiro Shinbara, Tsuyoshi Hayashi, Takeshi Yoshida, Yuji Kanazawa 2019-10-22
10336076 Liquid ejecting apparatus Takanori Seki, Hitotoshi Kimura, Tatsuya Nakano 2019-07-02
10035227 Positioning device — 2018-07-31
9951799 Fluid pressure cylinder and twist-type clamp device technical field — 2018-04-24
9925779 Liquid ejecting apparatus Toshihiro Shinbara, Kazuhiko Hara, Kazuyuki Fujioka, Hitotoshi Kimura 2018-03-27
9789588 Fluid pressure cylinder — 2017-10-17
9731390 Object positioning/fixing device — 2017-08-15
9511466 Fluid pressure cylinder and clamp device — 2016-12-06
9393791 Liquid ejecting apparatus Keiji Matsumoto, Hitotoshi Kimura 2016-07-19
9242324 Clamp device — 2016-01-26
9174451 Cleaning device for liquid ejecting head, and liquid ejecting apparatus with the same Kazuhiko Hara, Toshihiro Shinbara, Hitotoshi Kimura 2015-11-03
9061385 Clamp device — 2015-06-23
9044976 Platen unit and liquid ejecting apparatus Takao Yamamoto, Satoru Kobayashi 2015-06-02
9033323 Clamp device — 2015-05-19
8936346 Liquid removing device and liquid ejecting apparatus Eiji Kumai, Shuichiro Nakano 2015-01-20
8800982 Clamping device — 2014-08-12
8770710 Fluid ejecting apparatus — 2014-07-08
8746824 Recording apparatus Hidenori Usuda, Shinichi Kamoshida 2014-06-10
8714736 Platen unit and liquid ejecting apparatus Yasunori Koike, Toshiya Okada 2014-05-06
8590998 Fluid ejecting apparatus and fluid receiving method Takato HAYASHI 2013-11-26
8585027 Clamp device — 2013-11-19
8550618 Platen unit and liquid ejecting apparatus Takao Yamamoto, Satoru Kobayashi 2013-10-08
8517506 Fluid ejecting apparatus — 2013-08-27

Frequent Collaborators

Toshihiro Shinbara5 shared
Hajime Kaji5 shared
Kazuhiko Hara4 shared
Hitotoshi Kimura4 shared
Akihito Mori4 shared
Satoshi Ogawara4 shared

Nearby-Ranked Inventors

Yohei MOMMA50
Ethan Petersen50
Masaki Haneda50
Qian Zhang50
Oleg Siniaguine50
Hiroshi Akahori50
Rachel Meyers50
Ryusuke Kimura50
Chih-Hsien Chou50