Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ayako Maruyama — 26 Patents

Panasonic: 20 patents #1,006 of 21,108Top 5%
Canon: 6 patents #8,549 of 19,416Top 45%
Yokohama, JP: #3,686 of 49,234 inventorsTop 8%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Ayako Maruyama has been granted 26 US patents while listed as an inventor at Panasonic. The first was granted in 2016 and the most recent in October 2025. Ayako Maruyama ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Ayako Maruyama in Yokohama, JP.

Patents per Year

Patents granted per year, 2016 to 2025Bar chart with a peak of 4 patents in 2020.peak 42016: 2 patents20162017: 2 patents20172018: 3 patents20182019: 2 patents20192020: 4 patents20202021: 4 patents20212022: 2 patents20222023: 3 patents20232024: 2 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12434475 Liquid discharge head, liquid discharge apparatus, and method for manufacturing liquid discharge head 2025-10-07
12350934 Liquid ejection head and liquid ejection apparatus Yoshiyuki Nakagawa, Takuro Yamazaki 2025-07-08
12083797 Liquid ejection module and liquid ejection head Yoshiyuki Nakagawa 2024-09-10
11948462 Image generating apparatus, image generating method, and recording medium Kunio Nobori, Takeo Azuma, Satoshi Sato, Nobuhiko Wakai 2024-04-02
11724495 Liquid ejection module and liquid ejection head Yoshiyuki Nakagawa 2023-08-15
11615709 Image generating apparatus, image generating method, and recording medium Kunio Nobori, Takeo Azuma, Satoshi Sato, Nobuhiko Wakai 2023-03-28
11615552 Crossing point detector, camera calibration system, crossing point detection method, camera calibration method, and recording medium Nobuhiko Wakai, Takeo Azuma, Kunio Nobori, Satoshi Sato 2023-03-28
11505456 Method for producing hollow structure and hollow structure Takayuki Sumida, Takahiro Akiyama, Yutaka Setomoto 2022-11-22 $40,000
11233983 Camera-parameter-set calculation apparatus, camera-parameter-set calculation method, and recording medium Kunio Nobori, Nobuhiko Wakai, Takeo Azuma, Satoshi Sato, Mikiya Nakata 2022-01-25
11183067 Image generating apparatus, image generating method, and recording medium Kunio Nobori, Takeo Azuma, Satoshi Sato, Nobuhiko Wakai 2021-11-23
11056001 Image generating apparatus, image generating method, and recording medium Kunio Nobori, Takeo Azuma, Satoshi Sato, Nobuhiko Wakai 2021-07-06
10966682 Capacitive micromachined ultrasonic transducer and information acquisition apparatus including capacitive micromachined ultrasonic transducer Kazutoshi Torashima, Atsushi Kandori 2021-04-06 $38,000
10885668 Crossing point detector, camera calibration system, crossing point detection method, camera calibration method, and recording medium Nobuhiko Wakai, Takeo Azuma, Kunio Nobori, Satoshi Sato 2021-01-05
10769814 Camera parameter calculation apparatus based on the average pixel values Nobuhiko Wakai, Kunio Nobori, Takeo Azuma, Satoshi Sato, Mikiya Nakata 2020-09-08
10664995 Camera parameter calculation apparatus, method, and recording medium based on an absolute value of corresponding pixel values Nobuhiko Wakai, Kunio Nobori, Takeo Azuma, Satoshi Sato, Mikiya Nakata 2020-05-26
10602125 Camera-parameter-set calculation apparatus, camera-parameter-set calculation method, and recording medium Kunio Nobori, Nobuhiko Wakai, Takeo Azuma, Satoshi Sato, Mikiya Nakata 2020-03-24
10531104 Imaging apparatus and imaging system Satoshi Sato, Kunio Nobori, Takeo Azuma, Nobuhiko Wakai 2020-01-07
10388030 Crossing point detector, camera calibration system, crossing point detection method, camera calibration method, and recording medium Nobuhiko Wakai, Takeo Azuma, Kunio Nobori, Satoshi Sato 2019-08-20
10271058 Imaging apparatus and imaging system Satoshi Sato, Kunio Nobori, Takeo Azuma, Nobuhiko Wakai 2019-04-23
10032253 Imaging apparatus, imaging system, imaging method, and recording medium Satoshi Sato, Kunio Nobori, Takeo Azuma, Nobuhiko Wakai 2018-07-24
9998797 Comment-provided video generating apparatus and comment-provided video generating method Kunio Nobori, Koichi HOTTA, Mikiya Nakata, Hidetsugu Maekawa 2018-06-12
9916690 Correction of displayed images for users with vision abnormalities Kunio Nobori, Yumiko Kato, Tsuyoshi Inoue 2018-03-13
9681201 Comment information generating apparatus and comment information generating method Kunio Nobori, Koichi HOTTA, Shuhei Sasakura 2017-06-13
9674582 Comment-provided video generating apparatus and comment-provided video generating method Kunio Nobori, Koichi HOTTA, Mikiya Nakata, Hidetsugu Maekawa 2017-06-06
9398349 Comment information generation device, and comment display device Kunio Nobori 2016-07-19