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USPTO Patent Rankings Data through Dec 31, 2025
Home › Hitachi › Ryuya Ando
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Ryuya Ando — 15 Patents

Hitachi: 14 patents #2,892 of 28,497Top 15%
HCHitachi Car Engineering Co.: 2 patents #204 of 465Top 45%
HMHitachi Medical: 2 patents #260 of 680Top 40%
NUNational University Corporation Hokkaido University: 1 patents #278 of 825Top 35%
Tokyo, JP: #10,391 of 90,295 inventorsTop 15%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Ryuya Ando has been granted 15 US patents while listed as an inventor at Hitachi. The first was granted in 2004 and the most recent in January 2024. Ryuya Ando ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Ryuya Ando in Tokyo, JP.

Patents per Year

Patents granted per year, 2004 to 2024Bar chart with a peak of 3 patents in 2015.peak 32004: 1 patents20042005: 1 patents2007: 1 patents20072008: 2 patents2010: 1 patents20102011: 1 patents2012: 1 patents20122015: 3 patents2017: 2 patents20172018: 1 patents2024: 1 patents2024

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11883683 Particle therapy system Yusuke FUJII, Manabu Aoki, Kikuo Umegaki, Shinichi Shimizu, Taeko Matsuura +1 more 2024-01-30
9995805 Magnetic field homogeneity adjustment method, magnet device, and magnetic resonance imaging apparatus — 2018-06-12
9852831 Superconducting magnet Akihisa Miyazoe, Takeshi Nakayama, Manabu Aoki 2017-12-26
9689938 Gradient magnetic field coil device, adjustment method therefor, and magnetic resonance imaging apparatus Yukinobu Imamura, Mitsushi Abe, Takeshi Yatsuo, Masanao Terada, Takeshi Kawamura 2017-06-27
8988176 Superconducting electromagnet device, cooling method therefor, and magnetic resonance imaging device Manabu Aoki, Yukihiro Murata, Ryoji Nakagawa 2015-03-24
8989828 Superconducting magnet apparatus Ryoji Nakagawa, Manabu Aoki 2015-03-24
8947089 Magnetic field shimming adjustment: reducing magnetic distribution errors by obtaining current potential distributions of MRI apparatus Mitsushi Abe, Takeshi Nakayama 2015-02-03
8198897 Superconductive magnetic device, magnetic resonance imaging apparatus and magnetic field inhomogeneity compensation method Kenji Sakakibara 2012-06-12
7990661 Active shield superconducting electromagnet apparatus and magnetic resonance imaging system Yoshiya Higuchi, Mitsushi Abe, Tsutomu Yamamoto, Takuro Honda 2011-08-02 $112,000
7714574 Superconducting magnet with refrigerator and magnetic resonance imaging apparatus using the same Mitsushi Abe, Tsutomu Yamamoto, Tomoo Chiba 2010-05-11 $67,000
7436179 Magnet device Mitsushi Abe, Takeshi Nakayama, Tsutomu Yamamoto 2008-10-14 $133,000
7323963 MRI superconductive magnet Takeo Nemoto, Hiroyuki Watanabe 2008-01-29 $239,000
7245128 Magnetic resonance imaging apparatus and magnet apparatus therefor Mitsushi Abe, Hiroyuki Watanabe 2007-07-17 $237,000
6908050 Electromagnetic fuel injection valve Atsushi Sekine, Kiyotaka Ogura, Makoto Yamakado, Noriyuki Maekawa 2005-06-21 $109,000
6695233 Electromagnetic fuel injection valve Atsushi Sekine, Kiyotaka Ogura, Makoto Yamakado, Noriyuki Maekawa 2004-02-24 $172,000

Frequent Collaborators

Mitsushi Abe6 shared
Manabu Aoki4 shared
Tsutomu Yamamoto3 shared
Takeshi Nakayama3 shared
Kiyotaka Ogura2 shared
Noriyuki Maekawa2 shared

Nearby-Ranked Inventors

Naoya Kasahara15
Aaron Larry Snyder15
Avishay Meron15
Stuart Hatfield15
Satoshi KUNIYASU15
Ashton Mason15
Theodore Yuchiang Cheng15
Richard Sharbaugh15
Rajen Bhatt15