WO200267338-A1  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 03, 30 March 2000 (2000-03-30) & JP 11 336210 A (MISAWA HOMES CO LTD), 7 December 1999 (1999-12-07);  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 13, 5 February 2001 (2001-02-05) & JP 2000 277781 A (MISAWA HOMES CO LTD), 6 October 2000 (2000-10-06);  WENHAM S R ET AL: "Low cost photovoltaic roof tile" SOLAR ENERGY MATERIALS AND SOLAR CELLS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 47, no. 1-4, 1 October 1997 (1997-10-01), pages 325-337, XP004099654 ISSN: 0927-0248;  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 13, 5 February 2001 (2001-02-05)&JP 2000 277781 A (MISAWA HOMES CO LTD), 6 October 2000 (2000-10-06);  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 03, 30 March 2000 (2000-03-30)&JP 11 336210 A (MISAWA HOMES CO LTD), 7 December 1999 (1999-12-07)NL1017410-C2  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 03, 30 Maart 2000 (2000-03-30) & JP 11 336210 A (MISAWA HOMES CO LTD), 7 December 1999 (1999-12-07);  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 13, 5 Februari 2001 (2001-02-05) & JP 2000 277781 A (MISAWA HOMES CO LTD), 6 Oktober 2000 (2000-10-06);  WENHAM S R ET AL: "Low cost photovoltaic roof tile" SOLAR ENERGY MATERIALS AND SOLAR CELLS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, deel 47, nr. 1-4, 1 Oktober 1997 (1997-10-01), bladzijden 325-337, XP004099654 ISSN: 0927-0248;  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 13, 5 Februari 2001 (2001-02-05)&JP 2000 277781 A (MISAWA HOMES CO LTD), 6 Oktober 2000 (2000-10-06);  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 03, 30 Maart 2000 (2000-03-30)&JP 11 336210 A (MISAWA HOMES CO LTD), 7 December 1999 (1999-12-07);  WENHAM S R ET AL: "Low cost photovoltaic roof tile", SOLAR ENERGY MATERIALS AND SOLAR CELLS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 47, no. 1-4, 1 October 1997 (1997-10-01), pages 325 - 337, XP004099654, ISSN: 0927-0248;  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 13 5 February 2001 (2001-02-05);  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 03 30 March 2000 (2000-03-30);  WENHAM S R ET AL: "Low cost photovoltaic roof tile", SOLAR ENERGY MATERIALS AND SOLAR CELLS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 47, no. 1-4, 1 October 1997 (1997-10-01), pages 325 - 337, XP004099654, ISSN: 0927-0248,relevantClaims[1,3,4,8],relevantPassages[&lt;pp&gt;W&lt;/pp&gt;];  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 13 5 February 2001 (2001-02-05),relevantClaims[1],relevantPassages[&lt;pp&gt;A&lt;/pp&gt;];  PATENT ABSTRACTS OF JAPAN vol. 2000, no. 03 30 March 2000 (2000-03-30),relevantClaims[1,3,4,7],relevantPassages[&lt;pp&gt;A&lt;/pp&gt;]