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USPTO Patent Rankings Data through Dec 31, 2025
Home › Sandisk Technologies › Ryousuke Itou
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Ryousuke Itou — 16 Patents

STSandisk Technologies: 9 patents #471 of 2,594Top 20%
FUFujifilm: 5 patents #1,507 of 4,519Top 35%
HCHitachi Construction Machinery Co.: 2 patents #502 of 1,234Top 45%
Tsuchiura, JP: #50 of 519 inventorsTop 10%
Overall (All Time): #284,196 of 4,157,543Top 7%
16 Patents All Time
Ryousuke Itou has been granted 16 US patents while listed as an inventor at Sandisk Technologies. The first was granted in 2015 and the most recent in June 2025. Ryousuke Itou ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Ryousuke Itou in Tsuchiura, JP.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 4 patents in 2017.peak 42015: 1 patents20152016: 3 patents20162017: 4 patents20172021: 1 patents20212022: 1 patents20222023: 1 patents20232024: 2 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12320097 Work machine Naoya Takagawa, Kento KUMAGAI, Mitsuhiko Kanehama, Hiroaki AMANO 2025-06-03
12225720 Three-dimensional memory device with doped semiconductor bridge structures and methods for forming the same Akihisa SAI, Kenzo IIZUKA 2025-02-11
12193228 Three-dimensional NAND memory device with reduced reverse dipole effect and method for forming the same Noriyuki NAGAHATA, Takashi Yuda 2025-01-07
12178040 Three-dimensional memory device with doped semiconductor bridge structures and methods for forming the same Akihisa SAI, Kenzo IIZUKA 2024-12-24
12101936 Three dimensional memory device and method of making thereof by forming channel and memory film after word line replacement Tatsuya Hinoue, Yusuke Mukae, Masanori Tsutsumi, Akio Nishida, Ramy Nashed Bassely Said 2024-09-24
11732441 Construction machine Shinji Nishikawa, Katsuaki Kodaka 2023-08-22
11532570 Three-dimensional memory device containing bridges for enhanced structural support and methods of forming the same Genta Mizuno, Kenzo IIZUKA, Satoshi Shimizu, Keisuke Izumi, Tatsuya Hinoue +5 more 2022-12-20
11018152 Method for etching bottom punch-through opening in a memory film of a multi-tier three-dimensional memory device Tatsuya Hinoue, Kengo Kajiwara, Naohiro Hosoda 2021-05-25
9754999 Vertical thin film transistors with surround gates Seje Takaki, Manabu Hayashi, Takuro Maede, Kengo Kajiwara, Tetsuya Yamada +1 more 2017-09-05
9673257 Vertical thin film transistors with surround gates Seje Takaki, Manabu Hayashi, Akira Nakada, Takuro Maede, Kengo Kajiwara +1 more 2017-06-06
9613366 Information distribution method, information distribution server, and charging device Koudai FUJITA, Junji Hayashi, Masanari Asano, Takeshi Misawa 2017-04-04
9548313 Method of making a monolithic three dimensional NAND string using a select gate etch stop layer Shinsuke Yada, Shigehiro Fujino, Hajime Kimura, Masanori Terahara, Ryoichi Honma +1 more 2017-01-17
9515523 Power supply management method for electronic device, and electronic device and power supplying device Koudai FUJITA, Junji Hayashi, Masanari Asano, Takeshi Misawa 2016-12-06
9496747 Charging support method, management device, and support system for performing wireless charging among plurality of devices Koudai FUJITA, Junji Hayashi, Masanari Asano, Takeshi Misawa 2016-11-15
9401624 Charging device, electronic equipment, and charging situation notifying method Koudai FUJITA, Junji Hayashi, Masanari Asano, Takeshi Misawa 2016-07-26
8988576 Solid-state imaging device and digital camera — 2015-03-24

Frequent Collaborators

Masanari Asano4 shared
Takeshi Misawa4 shared
Junji Hayashi4 shared
Koudai FUJITA4 shared
Tatsuya Hinoue3 shared
Kengo Kajiwara3 shared

Nearby-Ranked Inventors

Chung-Lin Fu16
Tyrone T. Chen16
Shivendra Katiyar16
Kevin E. Kalajan16
Henry Y. Mark16
Marco Becker16
Nak Gi Sung16
Kenta Iwai16
Brock Mammoser16