PJ

Philip M. Johnson

BP Bacou-Dalloz Eye And Face Protection: 9 patents #6 of 13Top 50%
HL Henkel Limited: 9 patents #43 of 861Top 5%
HO Honeywell: 2 patents #4,946 of 14,447Top 35%
GE Gentex: 1 patents #357 of 567Top 65%
LM Lockheed Martin: 1 patents #2,805 of 6,507Top 45%
📍 Charlton, MA: #1 of 93 inventorsTop 2%
🗺 Massachusetts: #3,888 of 88,656 inventorsTop 5%
Overall (All Time): #153,227 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11226434 Anti-fog and anti-reflective dual-functional coating for optical articles Shaopeng ZHU, Jon F. Nebo 2022-01-18
10520647 Anti-fog and anti-reflective dual-functional coating for optical articles Shaopeng ZHU, Jon F. Nebo 2019-12-31
10502593 Linear and rotary multitrack absolute position encoder and methods using the same David K. Johnson 2019-12-10
10429183 Non-contact coordinate measuring machine using hybrid cyclic binary code structured light 2019-10-01
8708342 Pneumatically controlled dual mode face seal 2014-04-29
D533316 Protective face shield lens Richard W. Canavan, Jeremy Conrad Howard, Luke William Michas 2006-12-05
7007306 Face shield assembly Jeremy Conrad Howard, Luke William Michas, Richard W. Canavan, Raymond Curci, Laurent Froissard +1 more 2006-03-07
D512797 Protective face shield lens Richard W. Canavan, Jeremy Conrad Howard, Luke William Michas 2005-12-13
D512187 Protective face shield assembly Richard W. Canavan, Jeremy Conrad Howard, Luke William Michas, Erica L. Osley 2005-11-29
D511227 Protective face shield molded lens Richard W. Canavan, Raymond Curci, Laurent Froissard 2005-11-01
D504194 Protective face shield lens Richard W. Canavan, Jeremy Conrad Howard, Luke William Michas 2005-04-19
D503422 Silicone goggle Richard W. Canavan, Raymond Curci, Laurent Froissard, Erica L. Osley 2005-03-29
D503498 Protective face shield assembly Richard W. Canavan, Jeremy Conrad Howard, Luke William Michas, Erica L. Osley 2005-03-29
D503497 Protective face shield molded lens Richard W. Canavan, Raymond Curci, Laurent Froissard 2005-03-29
6649081 Aqueous liquid deoxidizing composition and process for aluminum, with low foaming tendency Lawrence R. Carlson, Donna A. Garrigues 2003-11-18
6447665 Faster two-step sealing of anodized aluminum surfaces Lawrence R. Carlson, Scott A Wojciechowski 2002-09-10
6420719 Modulated infrared source 2002-07-16
6001186 Acid cleaning/deoxidizing aluminum and titanium without substantial etching Lawrence R. Carlson 1999-12-14
5720823 Composition and process for desmutting and deoxidizing without smutting Lawrence R. Carlson 1998-02-24
5637252 Inhibitor for aqueous liquid deoxidizing composition and process for aluminum, with reduced etching of titanium Lawrence R. Carlson 1997-06-10
5634979 Composition and method for degreasing metal surfaces Lawrence R. Carlson, Dennis A. Kent 1997-06-03
5410399 Interpolative direction determining system 1995-04-25
5401337 Secondary protective treatments for metal surfaces Lawrence R. Carlson, John R. Pierce 1995-03-28
5393447 Composition and process for desmutting and deoxidizing without smutting Lawrence R. Carlson 1995-02-28
5226976 Metal treatment Lawrence R. Carlson, John R. Pierce 1993-07-13