| SWISSBOARD MEMO
Memory on glass
| OKAWOOD
State-of-the-art use of daylight
| OKASOLAR, OKATHERM
Daylight in use
| OKASOLAR W
Healing Haven
| SILVERSTAR
Sporty addition
| OKASOLAR F, OKATHERM
Fact-finding in Bayreuth
Hygiene Haven
| SWISSDIVIDE I
All references