GH

Gregory Holderfield

DU Duracraft: 9 patents #5 of 20Top 25%
📍 Palatine, IL: #1 of 88 inventorsTop 2%
🗺 Illinois: #19 of 4,656 inventorsTop 1%
Overall (1997): #844 of 185,788Top 1%
9
Patents 1997

Issued Patents 1997

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D388511 Humidifier housing unit Rodney Jane', Jui-Shang Wang, Stanley Gresens 1997-12-30
D385342 Humidifier Rodney Jane, Jui-Shang Wang, Stanley Gresens 1997-10-21
D384140 Humidifier Rodney Jane', Jui-Shang Wang, Stanley Gresens, John Longan 1997-09-23
D383201 Dual humidifier tank unit Rodney Jane', Jui-Shang Wang, Stanley Gresens, John Longan 1997-09-02
D382635 Humidifier Rodney Jane, Jui-Shang Wang, Stanley Gresens 1997-08-19
D378778 Humidifier housing Rodney Jane, Jui-Shang Wang, Stanley Gresens 1997-04-08
D377973 Humidifier tank Rodney Jane, Jui-Shang Wang, Stanley Gresens, John Longan 1997-02-11
D377683 Stand for a portable electric fan with a swivel mount Jui-Shang Wang, Rodney Jane, John Longan, Stanley Gresens, Steven Valentor 1997-01-28
D377211 Humidifier tank Rodney Jane, Jui-Shang Wang, Stanley Gresens 1997-01-07