Inventor
Toshiyuki Murayama
Inventor
Kanagawa, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds30%
C07CAcyclic or carbocyclic compounds22%
Y02PClimate change mitigation technologies in the production or processing of goods19%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium7%
G11BInformation storage based on relative movement between record carrier and transducer7%
B62DMotor vehicles4%
C07BGeneral methods of organic chemistry4%
H03MCoding4%
H04NPictorial communication, e.g. television4%
PatentTitleYear
8,391,116'Optical disc recording method and optical disc recording apparatus'20138,281,226'Reproduction apparatus and reproduction method'20128,188,307'Method for producing an optically active tetrahydroquinoline'20128,162,380'Aerodynamic structure for vehicle'20127,601,842'Method for producing an optically active tetrahydroquinoline'20097,369,748'Reproducing apparatus and tracking method'20086,365,755'Ammonium 3,5,6-trihydroxyhexanoate derivatives and preparation process thereof'20026,340,751'Process for the preparation of 4-substituted azetidinone derivatives'20025,777,103'Process for producing cyclohexylazetidinone'19985,756,863'Process for preparing optically active cyclohexanol derivatives'19985,712,388'Method of preparing a derivative of optically active azetidin-2-one'19985,631,397'Process for producing optically active diaminohexanone derivative'19975,574,152'4-(1,1-dialkoxycarbonylalkyl) azetidin-2-one derivative and process for producing 4-(1-carboxyalkyl) azetidin-2-one derivative using the same'19965,523,458'Process for producing optically active diaminohexanone derivative'19965,371,214'4-(1,1-dialkoxycarbonylalkyl)azetidin-2-one derivative and process for producing 4-(1-carboxyalkyl)azetidin-2-one derivative using the same'19945,204,461'Process for preparing (1\'R,3S)-3-(1\'-hydroxyethyl)-azetidin-2-one and derivatives thereof'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2012Patents assigned to TAKASAGO PERFUMERY CO LTD (12)· patent assignee history
1993–1996Based in Tokyo, JP· patent location history
1996–1997Based in Hiratsuka, JP· patent location history
1998–2013Based in Kanagawa, JP· patent location history
2008–2013Patents assigned to SONY CORP (3)· patent assignee history
2009–2012Based in Iwata, JP· patent location history
2012–2013Patents assigned to MURAYAMA TOSHIYUKI (4)· patent assignee history
2012Patents assigned to IINO HIROSHI (1)· patent assignee history
2012Patents assigned to KURIYAMA WATARU (1)· patent assignee history
2012Based in Nagoya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TAKASAGO PERFUMERY CO LTD | 12 | 1993–2012 |
| MURAYAMA TOSHIYUKIself | 4 | 2012–2013 |
| SONY CORP | 3 | 2008–2013 |
| IINO HIROSHI | 1 | 2012 |
| KURIYAMA WATARU | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 8 | 1998–2013 |
| Tokyo, JP | 3 | 1993–1996 |
| Iwata, JP | 2 | 2009–2012 |
| Hiratsuka, JP | 2 | 1996–1997 |
| Nagoya, JP | 1 | 2012 |