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

Masato Eiyama — 24 Patents

Canon: 24 patents #2,555 of 19,416Top 15%
Yokohama, JP: #4,094 of 49,234 inventorsTop 9%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
Masato Eiyama has been granted 24 US patents while listed as an inventor at Canon. The first was granted in 2014 and the most recent in November 2025. Masato Eiyama ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Masato Eiyama in Yokohama, JP.

Patents per Year

Patents granted per year, 2014 to 2025Bar chart with a peak of 5 patents in 2020.peak 52014: 2 patents20142015: 1 patents20152018: 1 patents20182019: 3 patents20192020: 5 patents20202021: 1 patents20212022: 1 patents20222023: 4 patents20232024: 4 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12479216 Printing apparatus and control method of printing apparatus Yuki Igarashi, Ryu Kobayashi 2025-11-25
12251930 Printing apparatus Yuki Igarashi, Masashi Kamada, Masashi Negishi, Ryoya Shinjo, Ryo Kobayashi +2 more 2025-03-18
12115778 Printing apparatus Midori Yasuda, Yuki Kamio, Masashi Kamada, Yuki Igarashi, Masashi Negishi +3 more 2024-10-15
12053975 Printing apparatus and conveyance control method thereof Noboru Hada 2024-08-06
12049374 Sheet supplying apparatus and printing apparatus Tomohiro Suzuki, Masashi Kamada, Yuki Igarashi, Masashi Negishi, Ryoya Shinjo +1 more 2024-07-30
11979532 Reading apparatus and control method Kazuya Koizumi, Takuya Tsunemi 2024-05-07
11806995 Printing apparatus Yuki Igarashi, Masashi Kamada, Masashi Negishi, Ryoya Shinjo, Ryo Kobayashi +2 more 2023-11-07
11718110 Printing apparatus Midori Yasuda, Yuki Kamio, Masashi Kamada, Yuki Igarashi, Masashi Negishi +3 more 2023-08-08
11639068 Information processing apparatus, recording apparatus, information processing method, and storage medium 2023-05-02
11577927 Sheet supplying apparatus and printing apparatus Tomohiro Suzuki, Masashi Kamada, Yuki Igarashi, Masashi Negishi, Ryoya Shinjo +1 more 2023-02-14 $32,000
11273654 Printing apparatus Yuki Igarashi, Masashi Kamada, Masashi Negishi, Ryoya Shinjo, Ryo Kobayashi +2 more 2022-03-15 $40,000
10926558 Print apparatus 2021-02-23 $64,000
10829329 Sheet supplying apparatus and printing apparatus Tomohiro Suzuki, Masashi Kamada, Yuki Igarashi, Masashi Negishi, Ryoya Shinjo +1 more 2020-11-10 $23,000
10766279 Printing apparatus Midori Yasuda, Yuki Kamio, Masashi Kamada, Yuki Igarashi, Masashi Negishi +3 more 2020-09-08 $24,000
10735621 Printing apparatus and determination method 2020-08-04 $22,000
10703117 Printing apparatus Yuki Igarashi, Masashi Kamada, Masashi Negishi, Ryoya Shinjo, Ryo Kobayashi +2 more 2020-07-07 $23,000
10597247 Printing apparatus Masashi Kamada, Yuki Igarashi, Masashi Negishi, Ryoya Shinjo, Ryo Kobayashi +1 more 2020-03-24 $25,000
10427431 Sheet supplying apparatus and printing apparatus Shuichi Masuda, Masashi Kamada, Yuki Igarashi, Masashi Negishi, Ryoya Shinjo +2 more 2019-10-01 $23,000
10421299 Sheet supplying apparatus and printing apparatus Takahiro Daikoku, Masashi Kamada, Yuki Igarashi, Masashi Negishi, Ryoya Shinjo +2 more 2019-09-24 $20,000
10264156 Printing apparatus and determination method 2019-04-16 $25,000
10110757 Printing apparatus and notification method of printing apparatus abnormality in a printing apparatus Takayuki Tanabe 2018-10-23 $23,000
9102179 Recording apparatus, detection method, and storage medium 2015-08-11 $34,000
8807696 Colorimetric apparatus and colorimetric method 2014-08-19 $31,000
8801141 Recording apparatus, detection method, and storage medium 2014-08-12 $38,000