Inventor

SPENCE DAVID J

US7 patents

⚠️ This page may combine multiple inventors who share the name “SPENCE DAVID J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TAKASAGO INTERNAT CORP USA

2 patents

US6890567B2May 10, 2005

Sensate composition imparting initial sensation upon contact

TAKASAGO INTERNAT CORP USA144 citations96

US6899901B2May 31, 2005

Sensate composition imparting initial sensation upon contact

TAKASAGO INTERNAT CORP USA62 citations94

TAKASAGO PERFUMERY CO LTD

1 patent

US6780443B1Aug 24, 2004

Sensate composition imparting initial sensation upon contact

TAKASAGO PERFUMERY CO LTD209 citations97

MANLEY CHARLES

1 patent

US8435542B2May 7, 2013

Synergistic salivation agents

MANLEY CHARLES21 citations86

TAKASAGO INT CORP USA

1 patent

US9974740B2May 22, 2018

Sensation masking composition

TAKASAGO INT CORP USA3 citations68

SPENCE DAVID J

1 patent

US8920864B2Dec 30, 2014

Sensation masking composition

SPENCE DAVID J3 citations54

TAKASAGO INT CORP (USA)

1 patent

US9814748B2Nov 14, 2017

Synergistic salivation agents

TAKASAGO INT CORP (USA)0 citations48