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

Atsushi Abe — 13 Patents in 2021

IBM: 12 patents #328 of 11,638Top 3%
HCHitachi Industrial Equipment Systems Co.: 1 patents #30 of 92Top 35%
Ebina, JP: #2 of 69 inventorsTop 3%
Overall (2021): #5,061 of 548,734Top 1%
13 Patents 2021

Issued Patents 2021

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11204891 Identifying partial update for tape file system Tohru Hasegawa, Hiroshi Itagaki 2021-12-21 $5,237,000
11195546 Data storage beyond a threshold tape position Setsuko Masuda, Tsuyoshi Miyamura 2021-12-07 $3,115,000
11183898 Rotary electric machine and manufacturing method for rotary electric machine Genzo Iwaki, Kazuo Nishihama, Katsuya Hirata 2021-11-23
11176964 Optimized tape unmount operation Tohru Hasegawa, Tsuyoshi Miyamura, Shinsuke Mitsuma, Hiroshi Itagaki, Noriko Yamamoto +1 more 2021-11-16 $1,912,000
11106364 Fast locate using imitation reads on tape drives Setsuko Masuda 2021-08-31 $6,618,000
11099737 Fast locate using imitation reads on tape drives Setsuko Masuda 2021-08-24 $4,861,000
11099738 Fast locate using imitation reads on tape drives Setsuko Masuda 2021-08-24 $4,861,000
11087797 Tape storage system including at least two tape storage apparatuses for improved writing of data to be synchronized Takashi Katagiri, Motoko Oe, Setsuko Masuda, Yutaka Oishi, Noriko Yamamoto +1 more 2021-08-10 $4,960,000
11086543 Data preservation in linear tape file systems 2021-08-10 $4,960,000
11061869 Reduction in time required to write file to tape Takeshi Ishimoto, Yutaka Oishi 2021-07-13 $4,436,000
11016687 Writing file information for tape file systems Tohru Hasegawa 2021-05-25 $5,474,000
10909087 Rollback on a sequential storage medium to a specific point in time Eiji Tosaka 2021-02-02 $8,222,000
10895994 File access control on magnetic tape by encrypting metadata Tohru Hasegawa 2021-01-19 $4,840,000