Inventor
Jin Mizuguchi
Inventor
Fribourg, CH
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments18%
C07DHeterocyclic compounds12%
G03GElectrography12%
G11BInformation storage based on relative movement between record carrier and transducer12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
Y10TTechnical subjects covered by former us classification6%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
H10KOrganic electric solid-state devices4%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%
PatentTitleYear
10,931,562Transfer device, adjustment device, and parameter adjusting method20218,268,250'Proton acceptance type sensor, hydrogen gas sensor and acid sensor'20127,416,601'Black perylene pigments'20087,105,046'Black perylene pigment and process for producing the same'20067,083,675'Black perylene-based pigment and process for producing the same'20066,245,403'Writable and erasable high-density optical storage media'20015,973,146'Process for the preparation of aminated diketobis (aryl or heteroaryl)pyrrolopyrroles and the use thereof as photoconductive substances'19995,808,094'Preparation of mixed crystals and solid solutions of 1,4-diketopyrrolopyrroles'19985,725,651'Mono-N-alkyl-quinacridone pigments'19985,693,824'Preparation of mixed crystals and solid solutions of 1, 4-diketo-pyrrolpyrroles'19975,500,314'Material for storing information'19965,472,815'Process for storing information and a material having information written thereon'19955,382,485'Process for storing information'19955,352,551'Process for storing information with high storage density'19945,316,852'Coated material and the use thereof'19945,298,063'Novel electrochromic compositions based on diketopyrrolopyrroles'19945,229,507'Substituted naphthalocyanines and their use'19935,169,953'Electrochromic compositions based on diketopyrrolopyrroles'19925,144,333'Process for the storage of information in an organic recording layer'19925,098,810'Electrophotographic photoreceptors'19924,981,765'Thermal transfer printer for producing a photomask'19914,760,004'Thioquinacridones and isothioquinacridones, preparation and use thereof'19884,760,151'Dithioketo pyrrolopyrroles'19884,632,893'Electrophotographic recording material containing selected dithioke topyrrolopyrroles'19864,482,447'Nonaqueous suspension for electrophoretic deposition of powders'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–2008Based in Yokohama, JP· patent location history
1986–1996Patents assigned to CIBA GEIGY CORP (13)· patent assignee history
1986–1988Based in Marly, CH· patent location history
1991–1999Based in Fribourg, CH· patent location history
1992Patents assigned to JAPAT LTD (1)· patent assignee history
1997–2001Patents assigned to CIBA SC HOLDING AG (5)· patent assignee history
2006–2008Patents assigned to BASF AG (3)· patent assignee history
2012Based in Kanagawa, JP· patent location history
2021Patents assigned to MITSUBISHI ELECTRIC CORP (1)· patent assignee history
2021Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CIBA GEIGY CORP | 13 | 1986–1996 |
| CIBA SC HOLDING AG | 5 | 1997–2001 |
| BASF AG | 3 | 2006–2008 |
| JAPAT LTD | 1 | 1992 |
| MITSUBISHI ELECTRIC CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fribourg, CH | 12 | 1991–1999 |
| Yokohama, JP | 8 | 1984–2008 |
| Marly, CH | 3 | 1986–1988 |
| Tokyo, JP | 1 | 2021 |
| Kanagawa, JP | 1 | 2012 |