Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Naoki Sano — 44 Patents

Sony: 22 patents #1,830 of 25,231Top 8%
FUFujifilm: 13 patents #684 of 4,519Top 20%
Denso: 4 patents #3,129 of 11,792Top 30%
WUWaseda University: 3 patents #28 of 411Top 7%
Panasonic: 3 patents #7,659 of 21,108Top 40%
TOTopcon: 1 patents #425 of 684Top 65%
Tokyo, JP: #2,436 of 90,295 inventorsTop 3%
Overall (All Time): #66,838 of 4,157,543Top 2%
44 Patents All Time
Naoki Sano has been granted 44 US patents while listed as an inventor at Sony. The first was granted in 1992 and the most recent in November 2022. Naoki Sano ranks #66,838 of 4,157,543 US inventors in our database (top 1.6%). Patent records list Naoki Sano in Tokyo, JP.

Patents per Year

Patents granted per year, 1992 to 2022Bar chart with a peak of 7 patents in 2022.peak 71992: 1 patents19921994: 1 patents1995: 3 patents1997: 2 patents19971998: 1 patents1999: 2 patents2000: 1 patents20002001: 3 patents2002: 4 patents2003: 2 patents20032004: 1 patents2006: 2 patents2007: 3 patents20072011: 1 patents2014: 1 patents2015: 1 patents20152016: 1 patents2017: 2 patents2018: 1 patents20182019: 2 patents2020: 1 patents2021: 1 patents20212022: 7 patents2022

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11514940 Magnetic recording medium and magnetic recording and reproducing device Takuto Kurokawa, Norihito Kasada, Eiki Ozawa 2022-11-29
11508408 Magnetic tape having characterized magnetic layer, magnetic tape cartridge, and magnetic tape apparatus Takuto Kurokawa, Norihito Kasada 2022-11-22
11495247 Recording device, reading device, recording method, recording program, reading method, reading program, and magnetic tape Eiki Ozawa, Michitaka KONDO, Kentaro Miyamoto 2022-11-08
11373674 Recording device, reading device, recording method, recording program, reading method, reading program, and magnetic tape Eiki Ozawa, Michitaka KONDO, Kentaro Miyamoto 2022-06-28
11302357 Magnetic recording medium having characterized back coat and magnetic recording and reproducing apparatus Takuto Kurokawa, Eiki Ozawa, Norihito Kasada, Megumi Nakano 2022-04-12
11270725 Magnetic recording medium having characterized magnetic layer, and magnetic recording and reproducing apparatus Eiki Ozawa, Norihito Kasada, Takuto Kurokawa 2022-03-08
11270728 Magnetic recording medium having characterized back coating layer and magnetic recording and reproducing apparatus Takuto Kurokawa, Norihito Kasada, Eiki Ozawa, Megumi Nakano 2022-03-08
11047989 GNSS device Tohru Mogi 2021-06-29
10871597 Polarizing plate, image display device, and polarizing plate protective film Nobutaka Fukagawa, Akio Tamura 2020-12-22
10457792 Polarizing plate protective film, polarizing plate, and display device Nobutaka Fukagawa, Mayumi NOJIRI, Aiko Yoshida, Naoya SHIMOJU 2019-10-29
10338277 Polarizing plate protective film, polarizing plate, and display Aiko Yoshida, Naoya SHIMOJU, Nobutaka Fukagawa 2019-07-02
10031264 Polarizing plate and display device Nobutaka Fukagawa, Mayumi NOJIRI, Aiko Yoshida, Naoya SHIMOJU 2018-07-24
9817156 Polarizing plate protective film, polarizing plate and display device Aiko Yoshida, Naoya SHIMOJU, Mayumi NOJIRI, Nobutaka Fukagawa 2017-11-14
9678249 Polarizing plate protective film, polarizing plate and display device Aiko Yoshida, Naoya SHIMOJU, Nobutaka Fukagawa 2017-06-13
9236576 Photoelectric element, process for producing photoelectric element, and photosensitizer Michio Suzuka, Takashi Sekiguchi, Takeyuki Yamaki, Hiroyuki Nishide, Kenichi Oyaizu +1 more 2016-01-12
8952372 Photoelectric element and method for producing the same Takashi Sekiguchi, Michio Suzuka, Naoki Hayashi, Takeyuki Yamaki, Hiroyuki Nishide +2 more 2015-02-10
8895975 Photoelectric element Naoki Hayashi, Michio Suzuka, Takashi Sekiguchi, Takeyuki Yamaki, Hiroyuki Nishide +2 more 2014-11-25
8067296 Method of manufacturing semiconductor device Yoshiyuki Kawana 2011-11-29
7230685 Apparatus, method, and program for generating range-image-data Yousuke Suzuki, Hitoshi Yamada, Ryoichi Sugawara 2007-06-12 $176,000
7213338 Cooler, electronic apparatus, and method for fabricating cooler Minehiro Tonosaki, Takuya Makino 2007-05-08 $1,172,000
7190582 Cooling device, electronic equipment device, and method of manufacturing cooling device Minehiro Tonosaki, Eisaku Kato, Koji Kitagawa 2007-03-13 $1,210,000
6999314 Cooling device, electronic equipment device, and method of manufacturing cooling device Minehiro Tonosaki, Takuya Makino 2006-02-14 $745,000
6991506 Display apparatus and method for fabricating the same Jiro Yamada, Tatsuya Sasaoka, Mitsunobu Sekiya, Yasuhiro Chiba, Takashi Hirano +1 more 2006-01-31 $626,000
6768257 Display apparatus with ribs having conductive material Jiro Yamada, Tasuya Sasaoka, Mitsunobu Sekiya, Yasuhiro Chiba, Takashi Hirano +1 more 2004-07-27 $915,000
6657705 Distance measuring apparatus Emiko Isogai, Ryoichi Sugawara 2003-12-02