{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Hitachi", "item": "https://www.patentleaderboard.com/company/hitachi"}, {"@type": "ListItem", "position": 3, "name": "Jun Ohsone", "item": "https://www.patentleaderboard.com/inventor/fl:ju_ln:ohsone-1"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JO

Jun Ohsone — 5 Patents

Hitachi: 2 patents #13,405 of 28,497Top 50%
MMMitsubishi Materials: 1 patents #812 of 1,543Top 55%
PRProterial: 1 patents #122 of 267Top 50%
Kitamoto, JP: #35 of 114 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Jun Ohsone has been granted 5 US patents while listed as an inventor at Hitachi. The first was granted in 2012 and the most recent in December 2024. Jun Ohsone ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Jun Ohsone in Kitamoto, JP.

Patents per Year

Patents granted per year, 2012 to 2024Bar chart with a peak of 1 patents in 2012.peak 12012: 1 patents20122017: 1 patents20172019: 1 patents20192021: 1 patents20212024: 1 patents2024

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12168253 Method of manufacturing ring-rolled element Kazuya MUSHA, Yuji Ishiwari, Momoko Oji 2024-12-17
11208910 Ring molded article manufacturing method and ring material Masayuki Watanabe, Hideo Takizawa 2021-12-28
10519795 Ring molded article manufacturing method and ring material Masayuki Watanabe, Hideo Takizawa 2019-12-31
9592547 Method of manufacturing annular molding Hideo Takizawa, Yuji Ishiwari, Hiroaki Kikuchi 2017-03-14
8187532 Ring-shaped disk for gas turbine Akira Mitsuhashi, Takanori Matsui, Yuji Ishiwari 2012-05-29