Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Jun Sakaguchi — 11 Patents

Panasonic: 11 patents #2,338 of 21,108Top 15%
Osaka, JP: #4,060 of 24,344 inventorsTop 20%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Jun Sakaguchi has been granted 11 US patents while listed as an inventor at Panasonic. The first was granted in 2009 and the most recent in September 2016. Jun Sakaguchi ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Jun Sakaguchi in Osaka, JP.

Patents per Year

Patents granted per year, 2009 to 2016Bar chart with a peak of 3 patents in 2012.peak 32009: 1 patents20092011: 1 patents20112012: 3 patents20122014: 2 patents20142015: 3 patents20152016: 1 patents2016

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9449806 High-voltage discharge lamp, lamp unit, projection image display device, and method for manufacturing high-voltage discharge lamp Yoshiki Kitahara, Katsuhiro Ono, Mitsuko Shuto, Yutaka Nishida 2016-09-20
9041287 High-pressure discharge lamp having an arc tube in which a pair of electrode rods are disposed, lump unit, and projector-type image display apparatus Yoshiki Kitahara, Hiroki Ogawa 2015-05-26
8979275 Dual high-pressure discharge lamp projector with multi-waveform current generation for greater luminous flux change control and extended lamp life Syunsuke Ono 2015-03-17
8952611 Electrode used for discharge lamp, high pressure discharge lamp, lamp unit, and projection image display apparatus Yoshiki Kitahara, Katsuhiro Ono, Kazunori Ohta 2015-02-10
8777417 High-pressure discharge lamp, lamp unit, and projector-type image display apparatus Hiroki Ogawa 2014-07-15
8704436 High-pressure discharge lamp and projector having the high-pressure lamp Hiroki Ogawa, Yoshiki Kitahara, Kazunori Ohta, Tamotsu Ishikawa 2014-04-22
8207673 High-pressure discharge lamp, lamp unit using the same, and projection-type image display device using the lamp unit Yoshiki Kitahara, Katsuhiro Ono 2012-06-26 $64,000
8203267 Method for manufacturing high-pressure discharge lamp, high-pressure discharge lamp, lamp unit and projection-type image display Yoshiki Kitahara, Katsuhiro Ono, Ryo Minamihata 2012-06-19 $92,000
8106585 Manufacturing method of high-pressure discharge lamp, high-pressure discharge lamp, lamp unit using high-pressure discharge lamp, and image display apparatus using high-pressure discharge lamp Syunsuke Ono, Yoshitaka Kurimoto, Toshiyuki Shimizu, Shinichiro Hataoka, Kiyoshi Takahashi +4 more 2012-01-31 $58,000
8049398 High-pressure discharge lamp, lamp unit using the same, and projective image display device using the lamp unit Yoshiki Kitahara, Katsuhiro Ono 2011-11-01 $77,000
7530874 Method for manufacturing high pressure discharge lamp, high pressure discharge lamp manufactured using the method, lamp unit, and image display device Shinichiro Hataoka, Kiyoshi Takahashi, Yoshitaka Kurimoto, Syunsuke Ono, Takashi Tsutatani +3 more 2009-05-12 $244,000