Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tetsu Yajima — 6 Patents

CMCmc: 6 patents #1 of 20Top 5%
Toyota: 6 patents #4,861 of 26,838Top 20%
Nagoya, JP: #1,492 of 6,680 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Tetsu Yajima has been granted 6 US patents while listed as an inventor at Cmc. The first was granted in 2022 and the most recent in September 2024. Tetsu Yajima ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Tetsu Yajima in Nagoya, JP.

Patents per Year

Patents granted per year, 2022 to 2024Bar chart with a peak of 2 patents in 2022.peak 22022: 2 patents20222023: 2 patents20232024: 2 patents2024

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12090953 Vehicle control device, vehicle control system, and computer readable recording medium Shin Sakurada, Yasuhisa Ohta, Naoyuki Takada, Yuki TATSUMOTO, Satoru Sakuma 2024-09-17 $722,000
11932202 Vehicle control system, vehicle control device, and computer readable recording medium Shin Sakurada, Yasuhisa Ohta, Naoyuki Takada, Satoru Sakuma, Yuki TATSUMOTO 2024-03-19 $918,000
11807246 Drowsiness sign notification system and drowsiness sign notification method Kaori Sakai, Takaaki Ito, Koichiro YAMAUCHI, Masataka Sano, Takuya Sakata 2023-11-07 $512,000
11731582 Vehicle control apparatus, vehicle control system, and computer readable recording medium Shin Sakurada, Naoyuki Takada, Satoru Sakuma, Yuki TATSUMOTO, Yasuhisa Ohta 2023-08-22 $519,000
11498521 Vehicle control apparatus, vehicle control system, and computer readable recording medium Shin Sakurada, Yasuhisa Ohta, Satoru Sakuma, Yuki TATSUMOTO, Naoyuki Takada 2022-11-15 $509,000
11214233 Electronic key device, electronic key system, and computer readable recording medium Shin Sakurada, Yasuhisa Ohta, Naoyuki Takada, Satoru Sakuma, Yuki TATSUMOTO 2022-01-04 $689,000