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

Shigeyuki Sasaki — 18 Patents

Hitachi: 8 patents #5,193 of 28,497Top 20%
HCHitachi-Johnson Controls Air Conditioning: 3 patents #22 of 179Top 15%
HHHitachi High-Technologies: 2 patents #1,236 of 1,917Top 65%
HCHitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
JOJoled: 1 patents #250 of 392Top 65%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Kasai, JP: #452 of 5,842 inventorsTop 8%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Shigeyuki Sasaki has been granted 18 US patents while listed as an inventor at Hitachi. The first was granted in 1993 and the most recent in April 2022. Shigeyuki Sasaki ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Shigeyuki Sasaki in Kasai, JP.

Patents per Year

Patents granted per year, 1993 to 2022Bar chart with a peak of 5 patents in 2013.peak 51993: 1 patents19931994: 1 patents1995: 1 patents19951998: 1 patents1999: 1 patents19992010: 2 patents2013: 5 patents20132016: 1 patents2017: 1 patents20172018: 1 patents2019: 1 patents20192020: 1 patents2022: 1 patents2022

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11300488 Automatic analysis device Koki YOKOYAMA, Nobuyuki Isoshima, Takenori Okusa, Michiharu WATANABE 2022-04-12
10557652 Heat exchanger and air conditioner Daiwa SATO, Ryoichi Takafuji 2020-02-11
10359209 Air conditioning apparatus Masanao KOTANI, Sachio Sekiya 2019-07-23
10041712 Refrigerant distributor and refrigeration cycle device equipped with the refrigerant distributor Masanori Ishikawa, Eiji Ishii, Sachio Sekiya 2018-08-07
9534827 Air heat exchanger Wataru Sato 2017-01-03
9343710 Method of manufacturing EL display device Yoshiaki Kondo, Shigeaki Ikai 2016-05-17
8547502 Light source module Norio Nakazato, Kimihiko Sudo, Hiroshi Akai, Naoki Yotsumoto, Hiroshi Oyama +3 more 2013-10-01
8477570 Thermally assisted magnetic head assembly and magnetic disk device Satoshi Arai, Irizo Naniwa, Junichiro Shimizu, Takuya Matsumoto 2013-07-02
8363179 Liquid crystal display device Hidenao Kubota, Kazuhiro Kaizaki, Takeshi Mochizuki, Toshihiro Tsutsui 2013-01-29
8355298 Magnetic recording head having a flexible heat-conductive member of predetermined curvature Shigeo Ohashi, Noriyo Nishijima, Shigeo Nakamura 2013-01-15
8345425 Cooling system and electronic apparatus applying the same therein Hiroyuki Toyoda, Tadakatsu Nakajima, Yoshihiro Kondo, Akio Idei, Shigemasa Satoh 2013-01-01
7678576 Chemical analysis apparatus and chemical analysis cartridge Yoshihiro Nagaoka, Noriyo Nishijima, Naruo Watanabe, Michihiro Saito, Taisaku Seino +1 more 2010-03-16 $67,000
7651249 Liquid crystal display device Shigeo Ohashi, Noriyo Nishijima 2010-01-26 $75,000
5959351 Liquid-cooled electronic device Tadakatsu Nakajima, Noriyuki Ashiwake, Yasuo Ohsone, Toshio Hatada, Toshiki Iino +2 more 1999-09-28 $498,000
5774334 Low thermal resistant, fluid-cooled semiconductor module Keizo Kawamura, Noriyuki Ashiwake, Takahiro Daikoku, Akio Idei, Kenichi Kasai +3 more 1998-06-30 $182,000
5406807 Apparatus for cooling semiconductor device and computer having the same Noriyuki Ashiwake, Tadakatsu Nakajima, Yasuo Ohsone, Toshio Hatada, Toshiki Iino +2 more 1995-04-18 $54,000
5310699 Method of manufacturing a bump electrode Yasunori Chikawa, Katsunobu Mori, Takamichi Maeda, Masao Hayakawa 1994-05-10
5270572 Liquid impingement cooling module for semiconductor devices Tadakatsu Nakajima, Shigeo Ohashi, Heikichi Kuwahara, Noriyuki Ashiwake, Motohiro Sato +6 more 1993-12-14 $92,000