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USPTO Patent Rankings Data through Dec 31, 2025
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Maxwell C. Simmons — 25 Patents

COConxtech: 24 patents #2 of 10Top 20%
Hayward, CA: #58 of 1,120 inventorsTop 6%
California: #22,079 of 386,348 inventorsTop 6%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Maxwell C. Simmons has been granted 25 US patents while listed as an inventor at Conxtech. The first was granted in 2015 and the most recent in December 2025. Maxwell C. Simmons ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Maxwell C. Simmons in Hayward, CA, US.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 5 patents in 2016.peak 52015: 2 patents20152016: 5 patents20162017: 5 patents20172018: 2 patents20182021: 3 patents20212022: 1 patents20222023: 5 patents20232025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12496664 Method and apparatus for precision manufacturing of moment connection assemblies John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons 2025-12-16
12203261 Full moment connection collar systems John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Brian Hood 2025-01-21
11781308 Full moment connection collar systems John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Brian Hood 2023-10-10
11717919 Methods and apparatus for assembly of moment connection components John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Brian Hood 2023-08-08
11717921 Method and apparatus for precision manufacturing of moment connection assemblies John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons 2023-08-08
11701741 Methods and apparatus for manufacture of moment connection components John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Brian Hood 2023-07-18
11555317 Moment connection component clamping tool John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Kyle Joseph Palmiscno 2023-01-17
11236501 Full moment connection collar systems John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Brian Hood 2022-02-01
11085194 Moment connection component lifting tool assembly John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Brian Hood 2021-08-10
11040419 Method and apparatus for precision manufacturing of moment connection assemblies John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons 2021-06-22
10914086 Moment connection component gripping apparatus John S. Boyd, Kevin Marek, Eric Bellman, Robert J. Simmons, Kyle Joseph Palmiscno 2021-02-09
10066403 Modular, six-axis-adjustable, concrete-pour form-structure system Robert J. Simmons 2018-09-04
10060146 I-beam-attachable lifeline system Robert J. Simmons, Daniel R. Hester 2018-08-28
9803380 Plural-story, pipe-support frame system with modular, removably attachable lateral-worker-support scaffolding Robert J. Simmons 2017-10-31
9758983 Dual-function, sequential-task, lug-registry, pick and stack-align building-component handling system Robert J. Simmons 2017-09-12
D796774 Rail pallet Robert J. Simmons, Daniel R. Hester 2017-09-05
9732886 Modular pipe-shoe, pipe-support system Robert J. Simmons 2017-08-15
D777947 Modular ladder Robert J. Simmons, Daniel R. Hester 2017-01-31
9493326 Clasp-and-lug system Robert J. Simmons 2016-11-15
D768420 Toe kick Robert J. Simmons, Daniel R. Hester 2016-10-11
D768466 Rail pocket Robert J. Simmons, Daniel R. Hester 2016-10-11
9404280 Dual-function, sequential-task, lug-registry, pick and stack-align building-component handling system Robert J. Simmons 2016-08-02
9291288 Modular pipe-shoe, pipe-support system Robert J. Simmons 2016-03-22
9109874 Modular, six-axis-adjustable, concrete-pour form-structure system Robert J. Simmons 2015-08-18
9103132 Dual-function, sequential-task, lug-registry, pick and stack-align building-component handling system Robert J. Simmons 2015-08-11

Frequent Collaborators

Robert J. Simmons25 shared
Kevin Marek11 shared
John S. Boyd11 shared
Eric Bellman11 shared
Brian Hood6 shared
Daniel R. Hester5 shared

Nearby-Ranked Inventors

John C. Colborn25
Yair A. Neumann25
Eli DAVID25
Olaf Thomas Johan Antonie Vermeulen25
Azadeh Afshar Bakooshli25
Sandeep Bajaj25
Alexander J. Fioravanti25
Joon Hwan Lee25
Akio Murayama25