RI

Ryo Ito

SO Sony: 9 patents #4,874 of 25,231Top 20%
AE Alpine Electronics: 8 patents #21 of 637Top 4%
Brother Kogyo: 4 patents #1,445 of 2,767Top 55%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
AC Alps Alpine Co.: 4 patents #64 of 525Top 15%
TC Taiyo Yuden Co.: 3 patents #384 of 959Top 45%
JT Jtekt: 2 patents #749 of 1,969Top 40%
NE Nec: 2 patents #5,510 of 14,502Top 40%
SM Suzuki Motor: 2 patents #288 of 1,209Top 25%
DE Dexerials: 2 patents #177 of 387Top 50%
DE Denso: 2 patents #4,986 of 11,792Top 45%
TO Tokin: 1 patents #101 of 278Top 40%
BP Blueprint Acoustics Pty: 1 patents #3 of 7Top 45%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Overall (All Time): #78,461 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 25 most recent of 40 patents

Patent #TitleCo-InventorsDate
12418130 Connection body and method for manufacturing connection body Ryosuke Odaka, Hiroyuki Kumakura, Tomoyuki Abe, Daisuke Sato, Katsuhisa Orihara +1 more 2025-09-16
12418153 Method for manufacturing connection body, and connection body Yasunobu Yamada, Daisuke Sato 2025-09-16
12010921 Piezoelectric element with lithium manganate-containing ceramic layers and silver-containing internal electrodes Takayuki Goto 2024-06-11
D1021695 Motor scooter Akiko Sakai, Terukazu Kumagai 2024-04-09
11895475 Speaker with improved cooling 2024-02-06
11889767 Multilayer piezoelectric ceramic and method for manufacturing same, multilayer piezoelectric element, as well as piezoelectric vibration apparatus Gouki Watanabe, Takayuki Goto, Hiroyuki Shimizu, Sumiaki Kishimoto 2024-01-30
11805367 Speaker Hiroki Toita, Ryosuke Tachi 2023-10-31
11750976 In-vehicle sound emitting device 2023-09-05
11700479 Acoustic device 2023-07-11
11631801 Multilayer piezoelectric ceramic and method for manufacturing same, multilayer piezoelectric element, as well as piezoelectric vibration device Tomohiro Harada, Takayuki Goto, Hiroyuki Shimizu, Sumiaki Kishimoto 2023-04-18
11276385 Noise reduction device, vehicle, noise reduction system, and noise reduction method Ryosuke Tachi, Keita Tanno, Mone Isami, Haruki UESUGI 2022-03-15
10462555 In-vehicle speaker 2019-10-29
10263562 Electrical apparatus 2019-04-16
10230280 Rotating electric machine Junichiro Tanaka 2019-03-12
9963083 Vehicle loudspeaker system Arata Tada, Keita Tanno 2018-05-08
9942636 Vehicle-mounted speaker system Kei Tanabe, Akio Suzuki 2018-04-10
9908216 Grinding wheel manufacturing method and grinding wheel Shinji Soma, Naoto Ono, Tomoyuki Kasuga 2018-03-06
9802556 Electric vehicle Junichiro Tanaka, Naoya Murota, Mitsunobu Terada, Tomohiro Yamada 2017-10-31
9753430 Sensor device having plural resistance change sensors and method of using the same Jie Zheng, Kenji Kanazawa, Osamu Takahashi 2017-09-05
9743163 Loudspeaker unit 2017-08-22
9599445 Machine tool including affected layer detection sensor Naomasa Mukaide 2017-03-21
9417553 Image forming apparatus Tasuku Sugimoto, Hironori Hirata 2016-08-16
9386376 Speaker assembly for a high-temperature environment Arata Tada 2016-07-05
9030678 Recording system, recording apparatus, and option device 2015-05-12
8776944 On-vehicle acoustic device and method of assembling the same Masami Imai, Takashi Kanari, Masami Anzai, Arata Tada 2014-07-15