Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Lee Griswold — 42 Patents

SMSargent Manufacturing: 18 patents #3 of 125Top 3%
KIKimber Ip: 4 patents #8 of 27Top 30%
AGAssa Abloy Access And Egress Hardware Group: 3 patents #8 of 23Top 35%
YSYale Security: 2 patents #35 of 90Top 40%
VPVeto Pro Pac: 2 patents #2 of 4Top 50%
Apple: 2 patents #9,294 of 18,612Top 50%
RMRockwood Manufacturing: 1 patents #2 of 10Top 20%
The Procter & Gamble: 1 patents #7,565 of 10,297Top 75%
AGAssa Abloy Residential Group: 1 patents #17 of 24Top 75%
NVIDIA: 1 patents #4,387 of 7,811Top 60%
Bethel, CT: #5 of 305 inventorsTop 2%
Connecticut: #646 of 34,797 inventorsTop 2%
Overall (All Time): #72,062 of 4,157,543Top 2%
42 Patents All Time
Lee Griswold has been granted 42 US patents while listed as an inventor at Sargent Manufacturing. The first was granted in 2002 and the most recent in April 2025. Lee Griswold ranks #72,062 of 4,157,543 US inventors in our database (top 1.7%). Patent records list Lee Griswold in Bethel, CT, US.

Patents per Year

Patents granted per year, 2002 to 2025Bar chart with a peak of 8 patents in 2020.peak 82002: 1 patents20022014: 1 patents2015: 1 patents20152016: 2 patents2017: 4 patents20172018: 2 patents2019: 6 patents20192020: 8 patents2021: 6 patents20212022: 4 patents2023: 4 patents20232024: 1 patents2025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12286822 Mortise lock with multi-point latch system Mike Capozziello, Darren C. Eller, Chris Gaughan, Andrew S. Geraci, Kelsey Gilmore +2 more 2025-04-29
12252919 Door operator system with adaptor and back plate Tommy McNally 2025-03-18
12006729 Locking mechanism with status indicator Ian Sweeney, Ryan Piantek 2024-06-11 $5,079,000
11761246 Surface vertical rod exit device Ryan Piantek 2023-09-19 $9,568,000
11686142 Door operator system with adaptor and back plate Tommy McNally 2023-06-27
11633027 Wheeled carrier with telescoping center handle Roger Brouard 2023-04-25
11572712 Exit device Sean W. Svendsen, Eric Fickas 2023-02-07 $11,867,000
11536053 Indicator lock Phillip Ashcroft, Brian R. Fournier, Christine Voelker 2022-12-27 $6,080,000
11486163 Locking mechanism with status indicator Ian Sweeney, Ryan Piantek 2022-11-01 $6,164,000
11352813 Mortise lock with multi-point latch system Mike Capozziello, Darren C. Eller, Chris Gaughan, Andrew S. Geraci, Kelsey Gilmore +2 more 2022-06-07 $8,925,000
D943388 Privacy lock 2022-02-15
11208832 Mortise lock with multi-point latch system Mike Capozziello, Darren C. Eller, Chris Gaughan, Andrew S. Geraci, Kelsey Gilmore +2 more 2021-12-28 $5,093,000
11156016 Anti-ligature turn piece Daniel W. Riley, Eric Palmieri, Tracy F. Fowler 2021-10-26
11142929 Exit device Sean W. Svendsen, Eric Fickas 2021-10-12 $5,195,000
11105120 Mortise lock with multi-point latch system Mike Capozziello, Darren C. Eller, Chris Gaughan, Andrew S. Geraci, Kelsey Gilmore +2 more 2021-08-31 $5,371,000
D918009 Door system 2021-05-04
10920453 Mortise lock with multi-point latch system Mike Capozziello, Darren C. Eller, Chris Gaughan, Andrew S. Geraci, Kelsey Gilmore +2 more 2021-02-16 $5,410,000
D906085 Exit device with status indicator 2020-12-29
D906084 Exit device with status indicator 2020-12-29
D896059 Mortise lock status indicator Ian Sweeney 2020-09-15
D895396 Mortise lock translatable status indicator Ian Sweeney, Ryan Piantek 2020-09-08
D891221 Exit device Sean W. Svendsen, Eric Fickas 2020-07-28
D891220 Exit device Sean W. Svendsen, Eric Fickas 2020-07-28
D889244 Door operator 2020-07-07
D874024 Door rail end cap 2020-01-28