Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JL

John Longan — 49 Patents

DUDuracraft: 29 patents #4 of 33Top 15%
Honeywell: 11 patents #884 of 14,447Top 7%
FJFort James: 3 patents #71 of 211Top 35%
Canon: 2 patents #12,681 of 19,416Top 70%
AAAscensia Diabetes Care Holdings Ag: 1 patents #102 of 132Top 80%
TLTyco Healthcare Group Lp: 1 patents #401 of 736Top 55%
CLCovidien Lp: 1 patents #2,060 of 2,878Top 75%
Natick, MA: #12 of 819 inventorsTop 2%
Massachusetts: #1,251 of 88,656 inventorsTop 2%
Overall (All Time): #56,256 of 4,157,543Top 2%
49 Patents All Time

Issued Patents All Time

Showing 26–49 of 49 patents

Patent #TitleCo-InventorsDate
D386579 Front grill for a portable electric fan Rodney Jane, Jui-Shang Wang, Stanley Gresens 1997-11-18
D384409 Portable electrical fan housing Rodney Jane, Jui-Shang Wang, Stanley Gresens 1997-09-30
D384140 Humidifier Rodney Jane', Jui-Shang Wang, Stanley Gresens, Gregory Holderfield 1997-09-23
5664996 Multiple blade window fan Jui-Shang Wang, Rodney Jane, John M. Staton 1997-09-09
D383201 Dual humidifier tank unit Rodney Jane', Jui-Shang Wang, Stanley Gresens, Gregory Holderfield 1997-09-02
5660586 Variable discharge window fan Bernard Chiu 1997-08-26
D380534 Humidifier Bernard Chiu, Jui-Shang Wang, Robert Marvin 1997-07-01
D380043 Compact portable window fan Bernard Chiu, Jui-Shang Wang, Robert Marvin, John Montante 1997-06-17
5637039 Compact portable window fan Bernard Chiu, Jui-Shang Wang, Robert Marvin 1997-06-10
5611967 Combination evaporative/warm mist humidifier Rodney Jane 1997-03-18
D377973 Humidifier tank Rodney Jane, Jui-Shang Wang, Stanley Gresens, Gregory Holderfield 1997-02-11
D377683 Stand for a portable electric fan with a swivel mount Jui-Shang Wang, Rodney Jane, Stanley Gresens, Gregory Holderfield, Steven Valentor 1997-01-28
D374921 Humidifier housing Rodney Jane, Jui-Shang Wang, Stanley Gresens, Gregory Holderfield 1996-10-22
D374071 Portable electric fan with a swivel mount Jui-Shang Wang, Rodney Jane, Stanley Gresens, Gregory Holderfield, Steven Valentor 1996-09-24
5558501 Portable ceiling fan Jui-Shang Wang, Rodney Jane, Stanley Gresens, Gregory Holderfield, Donald Hootstein +1 more 1996-09-24
5553607 Portable steam inhalator Bernard Chiu, Randolph E. Maxwell, Stephen M. Gatchell, Jerald Bradley, Rodney Jane 1996-09-10
5547343 Table fan with vise clamp Rodney Jane, Jui-Shang Wang, Stanley Gresens 1996-08-20
5547615 Portable humidifier with bacteriastat dispenser Rodney B. Jan e, Jerald Bradley 1996-08-20
D372771 Multiple blade window fan Jui-Shang Wang, Rodney Jane 1996-08-13
5518370 Portable electric fan with swivel mount Jui-Shang Wang, Rodney Jane, Stanley Gresens, Gregory Holderfield, Steven Valentor 1996-05-21
D369654 Portable humidifier Bernard Chiu, Robert Marvin 1996-05-07
5514303 Humidifier with removable suction tube Bernard Chiu, Robert Marvin 1996-05-07
D364676 Cool mist impeller humidifier Bernard Chiu, Robert Marvin 1995-11-28
5435695 Multi-positionable fan Bernard Chiu, Robert Marvin 1995-07-25