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

Tsuyoshi Kato — 114 Patents

Sony: 34 patents #946 of 25,231Top 4%
SKShowa Denko K.K.: 14 patents #62 of 1,736Top 4%
SESeiko Epson: 11 patents #1,668 of 7,774Top 25%
NINifco: 11 patents #30 of 650Top 5%
REResonac: 10 patents #2 of 474Top 1%
CNCNRS: 5 patents #412 of 11,908Top 4%
HZHitachi Zosen: 5 patents #33 of 531Top 7%
BSBluestar Silicones France Sas: 4 patents #12 of 108Top 15%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
Hitachi: 4 patents #8,948 of 28,497Top 35%
Toyota: 3 patents #8,470 of 26,838Top 35%
YEYokogawa Electric: 3 patents #261 of 1,441Top 20%
TIToyota Industries: 2 patents #892 of 1,610Top 60%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
ESElkem Silicones France Sas: 2 patents #21 of 61Top 35%
TCToyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%
Kabushiki Kaisha Toshiba: 1 patents #13,641 of 21,451Top 65%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
DHD&M Holdings: 1 patents #29 of 72Top 45%
C.C.N.R.S.: 1 patents #27 of 220Top 15%
TCTohoku Munekata Co.: 1 patents #6 of 27Top 25%
Tokyo, JP: #288 of 90,295 inventorsTop 1%
Overall (All Time): #11,094 of 4,157,543Top 1%
114 Patents All Time
Tsuyoshi Kato has been granted 114 US patents while listed as an inventor at Sony. The first was granted in 1985 and the most recent in August 2025. Tsuyoshi Kato ranks #11,094 of 4,157,543 US inventors in our database (top 0.27%). Patent records list Tsuyoshi Kato in Tokyo, JP.

Patents per Year

Patents granted per year, 1985 to 2025Bar chart with a peak of 17 patents in 2022.peak 171985: 1 patents19851987: 3 patents1991: 1 patents1996: 2 patents19961999: 1 patents2000: 1 patents2001: 5 patents20012002: 2 patents2003: 2 patents2004: 3 patents20042005: 2 patents2006: 1 patents2007: 3 patents20072008: 1 patents2009: 1 patents2010: 2 patents20102011: 4 patents2013: 3 patents2014: 3 patents20142015: 3 patents2016: 3 patents2017: 2 patents20172018: 2 patents2019: 2 patents2020: 2 patents20202021: 6 patents2022: 17 patents2023: 15 patents20232024: 14 patents2025: 7 patents2025

Issued Patents All Time

Showing 1–25 of 114 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12395684 Image processing apparatus and method Koji Yano, Satoru Kuma, Ohji Nakagami 2025-08-19
12338407 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Ayano ASANO, Natsumi SHIBATA, Daisuke YAGYU 2025-06-24
12264290 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Natsumi SHIBATA, Naoya FUKUMOTO 2025-04-01
12250387 Information processing apparatus and method Satoru Kuma, Ohji Nakagami, Hiroyuki Yasuda, Koji Yano 2025-03-11
12243197 Image processing apparatus and image processing method for suppressing an increase in processing time of a filter process for point cloud data Koji Yano, Satoru Kuma, Ohji Nakagami 2025-03-04
12231684 Information processing device and method Satoru Kuma, Ohji Nakagami, Hiroyuki Yasuda, Koji Yano 2025-02-18
12190549 Information processing device and method Satoru Kuma, Ohji Nakagami, Koji Yano, Hiroyuki Yasuda 2025-01-07
12129445 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Naoya FUKUMOTO, Daisuke YAGYU, Katsumi Murofushi 2024-10-29
12108016 Image processing device and method Hiroyuki Yasuda, Ohji Nakagami, Satoru Kuma, Koji Yano 2024-10-01 $842,000
12100434 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Daisuke YAGYU, Ayano ASANO, Natsumi SHIBATA, Naoya FUKUMOTO 2024-09-24
12073596 Information processing apparatus and method Ohji Nakagami, Koji Yano, Satoru Kuma, Hiroyuki Yasuda 2024-08-27 $682,000
12057151 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Naoya FUKUMOTO, Katsumi Murofushi, Daisuke YAGYU, Masaki Nanko, Natsumi SHIBATA 2024-08-06
11995873 Image processing apparatus and method Satoru Kuma, Ohji Nakagami, Koji Yano 2024-05-28 $663,000
11991348 Information processing device and method Koji Yano, Hiroyuki Yasuda, Satoru Kuma, Ohji Nakagami 2024-05-21 $718,000
11948337 Image processing apparatus and method Satoru Kuma, Ohji Nakagami, Hiroyuki Yasuda, Koji Yano 2024-04-02 $590,000
11943457 Information processing apparatus and method Satoru Kuma, Ohji Nakagami, Hiroyuki Yasuda, Koji Yano 2024-03-26 $586,000
11922579 Image processing apparatus and method for image processing by deriving voxel and mesh data to generate point cloud data Ohji Nakagami, Koji Yano, Satoru Kuma, Hiroyuki Yasuda 2024-03-05 $596,000
11915390 Image processing device and method Satoru Kuma, Ohji Nakagami, Koji Yano 2024-02-27 $594,000
11917201 Information processing apparatus and information generation method Satoru Kuma, Ohji Nakagami, Koji Yano 2024-02-27 $594,000
11912824 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Naoya FUKUMOTO, Daisuke YAGYU, Katsumi Murofushi 2024-02-27
11910026 Image processing apparatus and method Koji Yano, Satoru Kuma, Ohji Nakagami 2024-02-20 $681,000
11845906 Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium Naoya FUKUMOTO, Daisuke YAGYU, Katsumi Murofushi 2023-12-19
11820742 Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium Naoya FUKUMOTO, Katsumi Murofushi, Daisuke YAGYU, Shunya SUZUKI, Ayano ASANO 2023-11-21
11820953 Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium Natsumi SHIBATA, Daisuke YAGYU, Shunya SUZUKI, Masaki Nanko, Naoya FUKUMOTO 2023-11-21
11790602 Information processing device and method Koji Yano, Satoru Kuma, Ohji Nakagami, Hiroyuki Yasuda 2023-10-17 $669,000