Leif E. B. Josefsson has been granted 21 US patents while listed as an inventor at Abb Flãƒâ¤Kt Aktiebolag . The first was granted in 1985 and the most recent in January 2000. Leif E. B. Josefsson ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Leif E. B. Josefsson in Torpsbruk, MI, SE.
Patents per Year Patents granted per year, 1985 to 2000 Bar chart with a peak of 4 patents in 1995. peak 4 1985: 1 patents 1985 1990: 1 patents 1991: 2 patents 1991 1992: 2 patents 1993: 2 patents 1993 1994: 3 patents 1995: 4 patents 1995 1996: 1 patents 1997: 2 patents 1997 1998: 2 patents 2000: 1 patents 2000 Issued Patents All Time
Showing 1–21 of 21 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
6010571 Exhaust systems for powder spray booth Tim S. Slagle , Tim Sutton 2000-01-04
5766355 Exhaust arrangements for powder spray booth David E. O'Ryan 1998-06-16
$264,000
5752998 Water-spray separator Jan-Mats Eneroth , Dragoslav Milojevic 1998-05-19
$1,979,000
5676753 Exhaust systems for powder spray booth Tim S. Slagle , Tim Sutton 1997-10-14
$378,000
5634975 Air distribution arrangement for paint spray booth — 1997-06-03
$265,000
5588830 Combined radiant and convection heating oven Robert F. Monte 1996-12-31
$259,000
5475958 Oven module with intermediate expansion joints Robert D. Proctor , Peter Varga , Roger Alan Thomas , Thomas E. Owens 1995-12-19
$236,000
5460569 Air supply housing arrangement for paint spray booths — 1995-10-24
$1,652,000
5425670 Spray booth overspray removal arrangement and method — 1995-06-20
$689,000
5380243 Air supply housing arrangement for paint spray booths — 1995-01-10
$608,000
5360539 Scrubbing water handling system for paint spray booths — 1994-11-01
$249,000
5323485 Paint baking oven having a bring-up zone utilizing short and medium wave infrared lamps Anders Persson 1994-06-21
$369,000
5309650 Method and apparatus for ventilating a paint baking oven Anders Persson 1994-05-10
$377,000
5235757 Method and apparatus for distributing airflow in a paint baking oven convection zone Anders Persson 1993-08-17
$197,000
5178679 Paint spray booth with longitudinal air flow — 1993-01-12
$978,000
5173118 Paint spray booth with adjustable partitions — 1992-12-22
$220,000
5169414 Rotary adsorption assembly Nicholas J. Panzica , Lennart Gustavsson , Hans O. Lannefors 1992-12-08
5057128 Rotary adsorption assembly Nicholas J. Panzica , Lennart Gustavsson , Hans O. Lannefors 1991-10-15
4984595 Cleaning arrangement and method for paint spray booth — 1991-01-15
4932316 Paint spray booth with movable inner walls — 1990-06-12
4537120 Surface treatment plant and a method of ventilating same — 1985-08-27