Inventor
Chi-Kuen Shu
Inventor
Cliffwood, NJ, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A23Lprimary
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for30%
C07DHeterocyclic compounds26%
A24BManufacture or preparation of tobacco for smoking or chewing19%
C11BProducing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxes7%
A23GCocoa4%
A24DCigars4%
C07HSugars4%
C11DDetergent compositions4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
6,695,924'Method of improving flavor in smoking article'20046,030,462'Smoking article having increased amino acid content'20005,962,662'Method for producing a flavorful and aromatic composition for use in smoking articles'19995,413,122'Method of providing flavorful and aromatic compounds'19955,370,139'Tobacco treatment process'19945,060,669'Tobacco treatment process'19914,568,486'Augmenting or enhancing the leather aroma of perfume compositions, perfumed polymers, colognes and perfumed articles of the diethyl ester of 2-isopropyl-3-oxosuccinic acid'19864,293,579'Flavoring with 3,5-di-(2-methylpropyl)-1,2,4-trithiolane'19814,263,331'Flavoring with mixture of 2,5-dimethyl-3-acetyl-furan and 3,5-di-(2-methylpropyl)-1,2,4-trithiolane'19814,259,507'3,5-Di-(2-methylpropyl)-1,2,4-trithiolane and uses thereof for augmenting or enhancing the flavor or aroma of a foodstuff'19814,235,938'Flavoring with crystalline pure 2,4,6-tri-isobutyl dihydro-1,3,5-dithiazine'19804,234,616'Flavoring with mixtures of 2,5-dialkyl dihydrofuranones and 2,4,5-trialkyl dihydrofuranones'19804,228,278'Preparation of 2,4,6-tri-isobutyl dihydro-1,3,5-dithiazine'19804,200,742'Crystalline pure 2,4,6-tri-isobutyl dihydro-1,3,5-dithiazine'19804,200,741'Use of crystalline pure or substantially pure 2,4,6-tri-isobutyl-1,3,5-dithiazine and process for preparing same'19804,165,301'Uses of terpene dimers in perfumery processes and products'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1986Patents assigned to INT FLAVORS & FRAGRANCES INC (10)· patent assignee history
1979–1981Based in Cliffwood, NJ, US· patent location history
1981–1986Based in Matawan, NJ, US· patent location history
1991–2000Patents assigned to REYNOLDS TOBACCO CO R (5)· patent assignee history
1991Based in Winston-Salem, NC, US· patent location history
1994–2004Based in Pfafftown, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INT FLAVORS & FRAGRANCES INC | 10 | 1979–1986 |
| REYNOLDS TOBACCO CO R | 5 | 1991–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cliffwood, New Jersey, US | 8 | 1979–1981 |
| Pfafftown, NC, US | 5 | 1994–2004 |
| Matawan, New Jersey, US | 2 | 1981–1986 |
| Winston-Salem, NC, US | 1 | 1991 |