Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
AC

Alan Chalmers — 9 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
GE: 4 patents #8,262 of 36,430Top 25%
DLDolby Laboratories Licensing: 1 patents #554 of 815Top 70%
TWThe University Of Warwick: 1 patents #37 of 134Top 30%
TEThorn Emi: 1 patents #5 of 29Top 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Alan Chalmers has been granted 9 US patents while listed as an inventor at Unknown. The first was granted in 1981 and the most recent in December 2023. Alan Chalmers ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Alan Chalmers in Kenilworth, OH, GB.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11850505 Flavour system Ali Asadipour 2023-12-26
11517814 Flavour system Ali Asadipour 2022-12-06
9406112 Video data compression Francesco Banterle, Alessandro Artusi, Kurt Debattista, Patrick Ledda, Gerhard Bonnet +1 more 2016-08-02
8289412 Apparatus and methods for boosting dynamic range in digital images Francesco Banterle, Patrick Ledda, Kurt Debattista 2012-10-16 $4,367,000
7928669 Color control of a discharge lamp during dimming Jianwu Li 2011-04-19 $18,974,000
7852006 Ceramic lamp having molybdenum-rhenium end cap and systems and methods therewith Bernard Patrick Bewlay, Bruce Alan Knudsen, Mohamed Rahmane, James Anthony Brewer, James Scott Vartuli 2010-12-14 $30,227,000
7443103 High pressure lamp with lamp flicker suppression and lamp voltage control Jianwu Li, Viktor K. Varga, Timothy B. Gurin, Gary R. Allen, Anjali Kotkunde +1 more 2008-10-28 $71,372,000
7432657 Ceramic lamp having shielded niobium end cap and systems and methods therewith Bernard Patrick Bewlay, Bruce Alan Knudsen, Mohamed Rahmane, James Scott Vartuli 2008-10-07 $55,413,000
RE30831 Electric discharge devices David O. Wharmby 1981-12-22