FN

Fumiyuki Nara

EN Eneos: 13 patents #3 of 206Top 2%
JE Jx Nippon Oil & Energy: 3 patents #83 of 416Top 20%
Overall (All Time): #282,807 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12344811 Refrigerator oil and working fluid composition for refrigerator Yohei Shono, Hidetoshi Ogata 2025-07-01
12297402 Base oil for refrigerator oil, refrigerator oil, and working fluid composition for refrigerator Tomohiro TAKAKI, Yuya MIZUTANI, Makoto Ando, Hidetoshi Ogata 2025-05-13
12270007 Refrigerator oil, and working fluid composition for refrigerator Yohei Shono, Hidetoshi Ogata 2025-04-08
12258532 Refrigerator oil, and working fluid composition for refrigerator Hidetoshi Ogata, Yohei Shono 2025-03-25
12227712 Refrigerating machine oil, working fluid composition for refrigerating machine, lubricating method, and method for producing refrigerating machine oil Yohei Shono 2025-02-18
12122976 Refrigerating machine oil Yohei Shono, Hidetoshi Ogata 2024-10-22
12098346 Refrigerating machine oil, working fluid composition for refrigerating machine, and method for producing refrigerating machine oil Yohei Shono, Hidetoshi Ogata 2024-09-24
11549077 Refrigerator oil and hydraulic fluid composition for refrigerators Yohei Shono, Takeshi Okido, Hidetoshi Ogata 2023-01-10
11499114 Refrigerator oil and hydraulic fluid composition for refrigerators Yohei Shono, Takeshi Okido, Hidetoshi Ogata 2022-11-15
11384309 Refrigerator oil and hydraulic fluid composition for refrigerators Yohei Shono, Takeshi Okido, Hidetoshi Ogata 2022-07-12
11377619 Refrigerating machine oil Yohei Shono, Takeshi Okido, Hidetoshi Ogata 2022-07-05
11365368 Refrigerator oil and hydraulic fluid composition for refrigerators Yohei Shono, Takeshi Okido, Hidetoshi Ogata 2022-06-21
10836975 Refrigerator oil Hitoshi Takahashi, Kentaro Yamaguchi, Souichirou Konno 2020-11-17
9562182 Refrigerator working fluid composition and refrigerant oil Masanori Saito, Tomonari Matsumoto, Kuniko Adegawa 2017-02-07
9296976 Lubricating oil composition Tomonari Matsumoto, Takeshi Okido, Katsuya Takigawa 2016-03-29
9243177 Working fluid composition for refrigerator, refrigeration oil, and method for producing same Masanori Saito, Tomonari Matsumoto, Kuniko Adegawa 2016-01-26