Inventor
Atsushi Shibahara
Inventor
Chiba, JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium26%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds26%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds12%
C07CAcyclic or carbocyclic compounds10%
C07BGeneral methods of organic chemistry5%
C07DHeterocyclic compounds2%
C08JWorking-up2%
C09DCoating compositions, e.g. paints, varnishes or lacquers2%
PatentTitleYear
10,870,715Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production method202010,150,823Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production method20189,676,879'Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production method'20179,616,421'Catalyst for olefin multimerization and method for producing olefin multimer in presence of catalyst for olefin multimerization'20178,629,075'Solid titanium catalyst component, olefin polymerization catalyst, and process for producing olefin polymer'20148,258,361'Transition metal complex compounds, olefin oligomerization catalysts including the compounds, and processes for producing olefin oligomers using the catalysts'20127,888,437'Process for producing olefin polymer and solid titanium catalyst component'20117,888,438'Catalyst for olefin polymerization and process for olefin polymerization'20117,649,062'Solid titanium catalyst component, catalyst for polymerization of olefin and process for producing olefin polymer'20106,762,259'Process for the production of living (co)polymers and use of the (co)polymers'20046,528,599'Method for preparing living polymer in the presence of phosphazenium salt'20036,469,224'Process for preparation of substituted aromatic compound'20026,444,847'Process for preparing phosphine oxides and process for purifying the same'20026,303,815'Process for preparing phosphine oxides and process for purifying the same'20016,255,537'Process for preparing poly(alkylene oxide)'20016,177,593'[Tris(dimethylamino)phosphonioamino]tris[tris(dimethylamino)phosphoranylide neamino]phosphonium dichloride and preparation process thereof'20016,153,794'Phosphine sulfide, a manufacturing process therefor and use thereof'20006,130,346'Process for preparing an organic compound from an oxirane-containing compound in the presence of a tris(triaminophosphoranylideneamino)phosphine oxide'20006,090,980'Preparation process of iminotris ( Dimethylamino) phosphorane'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2020Patents assigned to MITSUI CHEMICALS INC (19)· patent assignee history
2000–2001Based in Kanagawa, JP· patent location history
2001–2020Based in Chiba, JP· patent location history
2002Based in Tokyo, JP· patent location history
2004Based in Sodegaura, JP· patent location history
2012–2014Patents assigned to SHIBAHARA ATSUSHI (2)· patent assignee history
2012Patents assigned to HAMADA TETSUYA (1)· patent assignee history
2012Patents assigned to HARA ISAO (1)· patent assignee history
2012Patents assigned to ISHII SEIICHI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUI CHEMICALS INC | 19 | 2000–2020 |
| SHIBAHARA ATSUSHIself | 2 | 2012–2014 |
| HAMADA TETSUYA | 1 | 2012 |
| HARA ISAO | 1 | 2012 |
| ISHII SEIICHI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chiba, JP | 12 | 2001–2020 |
| Kanagawa, JP | 5 | 2000–2001 |
| Sodegaura, JP | 1 | 2004 |
| Tokyo, JP | 1 | 2002 |