Inventor
Minoru Iijima
Inventor
Chiba, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds35%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices12%
C07KPeptides6%
C12NMicroorganisms or enzymes6%
C12YEnzymes6%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%
H02JElectric power networks6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
PatentTitleYear
10,544,431Gene expression system using stealthy RNA, and gene introduction/expression vector including said RNA20208,709,698'Copolymer for positive type lithography, polymerization initiator used in production of said copolymer, and composition for semiconductor lithography'20148,067,516'Copolymer for positive type lithography, polymerization initiator used in production of said copolymer, and composition for semiconductor lithography'20117,345,119'Olefin polymerization catalyst and olefin polymerization method using the same'20086,787,616'Catalyst for olefin polymerization and process for polymerizing olefin by means thereof'20046,455,647'Solid catalyst for olefin polymerization and process for producing olefin polymer with the same'20026,368,995'Solid catalysts for the polymerization of olefins and process for the production of olefin polymers therewith'20025,557,189'Method and apparatus including a current detector and a power source control circuit for charging a number of batteries'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Based in Tokyo, JP· patent location history
2002–2014Patents assigned to MARUZEN PETROCHEM CO LTD (5)· patent assignee history
2002Based in Ichihara, JP· patent location history
2004–2014Based in Chiba, JP· patent location history
2008Patents assigned to MARUZEN PETROCHEMICAL COMPANY (1)· patent assignee history
2011–2014Patents assigned to IIJIMA MINORU (2)· patent assignee history
2011–2014Patents assigned to YAMAGISHI TAKANORI (2)· patent assignee history
2020Patents assigned to AIST (1)· patent assignee history
2020Based in Tsukuba, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MARUZEN PETROCHEM CO LTD | 5 | 2002–2014 |
| IIJIMA MINORUself | 2 | 2011–2014 |
| YAMAGISHI TAKANORI | 2 | 2011–2014 |
| AIST | 1 | 2020 |
| MARUZEN PETROCHEMICAL COMPANY | 1 | 2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chiba, JP | 4 | 2004–2014 |
| Ichihara, JP | 2 | 2002 |
| Tsukuba, JP | 1 | 2020 |
| Tokyo, JP | 1 | 1996 |